Filed Pursuant to Rule 424(b)(3)
Registration No. 333-155800

November 2011 Performance Update

The Frontier Fund Supplement Dated November 30, 2011 to Prospectus Dated April 30, 2011.

The Frontier Fund Class 1 Original

T H E   F R O N T I E R   F U N D ’ S   G O A L : To provide you – the investor – with a managed futures product that, over the long term, provides attractive returns, reduces volatility, and improves the overall performance of your investment portfolio.

November performance for the various Series of The Frontier Fund is detailed below:*

The Frontier Fund Class 1 Original	November 30, 2011 MTD	November 30, 2011 YTD	NAV/Unit
Balanced Series-1	2.77%	-4.74%	$	125.69
Balanced Series-1a	2.63%	-5.88%	$	109.52
Berkeley/Graham/Tiverton Series-1	-3.12%	-17.97%	$	90.62
Currency Series-1	0.56%	-12.10%	$	69.52
Long/Short Commodity Series-1	-0.32%	3.26%	$	137.06
Winton/Graham Series-1	-2.62%	-13.79%	$	103.30
Winton Series-1	0.74%	2.91%	$	138.97
Long Only Commodity Series-1	-0.36%	-7.40%	$	87.14
Managed Futures Index Series-1	-1.21%	-9.20%	$	107.11

Additional information, including monthly rates of return, concerning the aforementioned Series and the Trading Advisor(s) is contained in the Prospectus and the respective Series Appendix to the Prospectus.

* The above table sets forth the actual performance for the Class and Series as of November 30, 2011. Actual gross trading performance (gross realized and unrealized gain/loss before deduction for trading commissions and fees, management fees, any other expense, and before addition of interest income) is adjusted for the trading expenses, management fees, initial service fees, on-going service fees, and interest income of the applicable Series.

THIS INSERT MUST BE ACCOMPANIED OR PRECEDED BY THE CURRENT PROSPECTUS OF THE FRONTIER FUND

PAST PERFORMANCE IS NOT INDICATIVE OF FUTURE RESULTS

THE FRONTIER FUND BALANCED SERIES - 1

STATEMENT OF INCOME (LOSS)

FOR THE MONTH ENDED

November 30, 2011

(Unaudited)

	Current Period
INCOME
Realized trading gain/(loss)	$	43,737,043.25
Unrealized trading gain/(loss)		(37,584,325.94	)
Less: commissions		(258,836.88	)
Less: FCM fees		(117,505.31	)
Foreign currency gain/(loss)		104,946.47
Interest income		28,110.58
Total Income		5,909,432.17
EXPENSES
Management fees		169,421.22
Incentive fees		92,633.16
Broker service fees		471,149.78
Total Expenses		733,204.16
Net Income (Loss)	$	5,176,228.01

	Units			Dollars			$’s per unit
STATEMENT OF CHANGES IN NET ASSET VALUE
Net Asset Value, end of prior month		1,526,198.99537		$	186,658,249.44			122.30
Current month additions		353.61186			44,940.83
Current month redemptions		(22,175.75842	)		(2,799,577.88	)
Net Income (loss) for current month					5,176,228.01
Net Asset Value, end of current month		1,504,376.84881		$	189,079,840.40			125.69
		Monthly rate of return						2.77	%

To the best of my knowledge and belief, the information

contained in this statement is accurate and complete

/s/ S. Brent Bales

S. Brent Bales, Chief Accounting Officer of the Managing Owner

Equinox Fund Management LLC

1775 Sherman Street, Suite 2500

Denver, Colorado 80203

On Behalf of the Frontier Fund - Balanced Series 1

THE FRONTIER FUND BALANCED SERIES - 1a

STATEMENT OF INCOME (LOSS)

FOR THE MONTH ENDED

November 30, 2011

(Unaudited)

	Current Period
INCOME
Realized trading gain/(loss)	$	725,319.02
Unrealized trading gain/(loss)		(618,472.60	)
Less: commissions		(4,357.43	)
Less: FCM fees		(1,976.41	)
Foreign currency gain/(loss)		1,630.96
Interest income		3,036.02
Total Income		105,179.56
EXPENSES
Trading fees		6,866.21
Management fees		2,850.56
Incentive fees		1,448.16
Broker service fees		7,923.78
Total Expenses		19,088.71
Net Income (Loss)	$	86,090.85

	Units			Dollars			$’s per unit
STATEMENT OF CHANGES IN NET ASSET VALUE
Net Asset Value, end of prior month		30,161.95916		$	3,218,625.53			106.71
Current month additions		2.42598			268.89
Current month redemptions		(1,798.60553	)		(198,491.16	)
Net Income (loss) for current month					86,090.85
Net Asset Value, end of current month		28,365.77961		$	3,106,494.11			109.52
		Monthly rate of return						2.63	%

To the best of my knowledge and belief, the information

contained in this statement is accurate and complete

/s/ S. Brent Bales

S. Brent Bales, Chief Accounting Officer of the Managing Owner

Equinox Fund Management LLC

1775 Sherman Street, Suite 2500

Denver, Colorado 80203

On Behalf of the Frontier Fund - Balanced Series 1a

THE FRONTIER FUND BERKELEY/GRAHAM/TIVERTON SERIES - 1

STATEMENT OF INCOME (LOSS)

FOR THE MONTH ENDED

November 30, 2011

(Unaudited)

	Current Period
INCOME
Realized trading gain/(loss)	$	(854,945.50	)
Unrealized trading gain/(loss)		19,323.45
Less: commissions		(57,250.91	)
Less: FCM fees		(22,597.88	)
Foreign currency gain/(loss)		(8,179.83	)
Interest income		11,801.44
Total Income		(911,849.23	)
EXPENSES
Management fees		143,930.66
Incentive fees		—
Broker service fees		91,467.75
Total Expenses		235,398.41
Net Income (Loss)	$	(1,147,247.64	)

	Units			Dollars			$’s per unit
STATEMENT OF CHANGES IN NET ASSET VALUE
Net Asset Value, end of prior month		400,154.01813		$	37,429,127.02			93.54
Current month additions		41.39004			3,893.32
Current month redemptions		(7,209.01772	)		(674,389.20	)
Net Income (loss) for current month					(1,147,247.64	)
Net Asset Value, end of current month		392,986.39045		$	35,611,383.50			90.62
		Monthly rate of return						-3.12	%

To the best of my knowledge and belief, the information

contained in this statement is accurate and complete

/s/ S. Brent Bales

S. Brent Bales, Chief Accounting Officer of the Managing Owner

Equinox Fund Management LLC

1775 Sherman Street, Suite 2500

Denver, Colorado 80203

On Behalf of the Frontier Fund - Berkeley/Graham/Tiverton Series 1

THE FRONTIER FUND CURRENCY SERIES - 1

STATEMENT OF INCOME (LOSS)

FOR THE MONTH ENDED

November 30, 2011

(Unaudited)

	Current Period
INCOME
Realized trading gain/(loss)	$	—
Unrealized trading gain/(loss)		36,821.36
Less: FCM fees		(2,597.61	)
Interest income		(237.38	)
Total Income		33,986.37
EXPENSES
Management fees		—
Incentive fees		—
Broker service fees		10,577.28
Total Expenses		10,577.28
Net Income (Loss)	$	23,409.09

	Units			Dollars			$’s per unit
STATEMENT OF CHANGES IN NET ASSET VALUE
Net Asset Value, end of prior month		62,438.46872		$	4,316,539.22			69.13
Current month additions		65.35718			4,519.62
Current month redemptions		(1,438.25702	)		(99,330.62	)
Net Income (loss) for current month					23,409.09
Net Asset Value, end of current month		61,065.56888		$	4,245,137.31			69.52
		Monthly rate of return						0.56	%

To the best of my knowledge and belief, the information

contained in this statement is accurate and complete

/s/ S. Brent Bales

S. Brent Bales, Chief Accounting Officer of the Managing Owner

Equinox Fund Management LLC

1775 Sherman Street, Suite 2500

Denver, Colorado 80203

On Behalf of the Frontier Fund - Currency Series 1

THE FRONTIER FUND LONG/SHORT COMMODITY SERIES - 1

STATEMENT OF INCOME (LOSS)

FOR THE MONTH ENDED

November 30, 2011

(Unaudited)

	Current Period
INCOME
Realized trading gain/(loss)	$	(197,658.95	)
Unrealized trading gain/(loss)		225,258.99
Less: commissions		(5,388.63	)
Less: FCM fees		(4,803.26	)
Foreign currency gain/(loss)		557.38
Interest income		12,306.82
Total Income		30,272.35
EXPENSES
Management fees		36,810.04
Incentive fees		(2,099.51	)
Broker service fees		19,426.95
Total Expenses		54,137.48
Net Income (Loss)	$	(23,865.13	)

	Units			Dollars			$’s per unit
STATEMENT OF CHANGES IN NET ASSET VALUE
Net Asset Value, end of prior month		61,824.10436		$	8,500,949.06			137.50
Current month additions		23.99422			3,311.72
Current month redemptions		(8,905.54313	)		(1,224,026.14	)
Net Income (loss) for current month					(23,865.13	)
Net Asset Value, end of current month		52,942.55545		$	7,256,369.51			137.06
		Monthly rate of return						-0.32	%

To the best of my knowledge and belief, the information

contained in this statement is accurate and complete

/s/ S. Brent Bales

S. Brent Bales, Chief Accounting Officer of the Managing Owner

Equinox Fund Management LLC

1775 Sherman Street, Suite 2500

Denver, Colorado 80203

On Behalf of the Frontier Fund - Long/Short Commodity Series 1

THE FRONTIER FUND WINTON/GRAHAM SERIES - 1

STATEMENT OF INCOME (LOSS)

FOR THE MONTH ENDED

November 30, 2011

(Unaudited)

	Current Period
INCOME
Realized trading gain/(loss)	$	(488,409.28	)
Unrealized trading gain/(loss)		(17,264.87	)
Less: commissions		(15,102.58	)
Less: FCM fees		(15,972.66	)
Foreign currency gain/(loss)		(2,494.63	)
Interest income		15,527.32
Total Income		(523,716.70	)
EXPENSES
Management fees		79,883.57
Incentive fees		—
Broker service fees		64,485.95
Total Expenses		144,369.52
Net Income (Loss)	$	(668,086.22	)

	Units			Dollars			$’s per unit
STATEMENT OF CHANGES IN NET ASSET VALUE
Net Asset Value, end of prior month		247,941.35623		$	26,302,871.93			106.09
Current month additions		60.19827			6,535.59
Current month redemptions		(5,052.61301	)		(543,593.05	)
Net Income (loss) for current month					(668,086.22	)
Net Asset Value, end of current month		242,948.94149		$	25,097,728.25			103.30
		Monthly rate of return						-2.62	%

To the best of my knowledge and belief, the information

contained in this statement is accurate and complete

/s/ S. Brent Bales

S. Brent Bales, Chief Accounting Officer of the Managing Owner

Equinox Fund Management LLC

1775 Sherman Street, Suite 2500

Denver, Colorado 80203

On Behalf of the Frontier Fund - Winton/Graham Series 1

THE FRONTIER FUND WINTON SERIES - 1

STATEMENT OF INCOME (LOSS)

FOR THE MONTH ENDED

November 30, 2011

(Unaudited)

	Current Period
INCOME
Realized trading gain/(loss)	$	106,569.41
Unrealized trading gain/(loss)		337,989.09
Less: commissions		(2,280.92	)
Less: FCM fees		(23,279.86	)
Foreign currency gain/(loss)		(7,371.54	)
Interest income		30,851.94
Total Income		442,478.12
EXPENSES
Management fees		67,071.12
Incentive fees		—
Broker service fees		94,258.83
Total Expenses		161,329.95
Net Income (Loss)	$	281,148.17

	Units			Dollars			$’s per unit
STATEMENT OF CHANGES IN NET ASSET VALUE
Net Asset Value, end of prior month		274,847.59459		$	37,916,335.04			137.95
Current month additions		133.49495			18,760.41
Current month redemptions		(2,232.98311	)		(311,915.47	)
Net Income (loss) for current month					281,148.17
Net Asset Value, end of current month		272,748.10643		$	37,904,328.15			138.97
		Monthly rate of return						0.74	%

To the best of my knowledge and belief, the information

contained in this statement is accurate and complete

/s/ S. Brent Bales

S. Brent Bales, Chief Accounting Officer of the Managing Owner

Equinox Fund Management LLC

1775 Sherman Street, Suite 2500

Denver, Colorado 80203

On Behalf of the Frontier Fund - Winton Series 1

THE FRONTIER FUND LONG ONLY COMMODITY SERIES - 1

STATEMENT OF INCOME (LOSS)

FOR THE MONTH ENDED

November 30, 2011

(Unaudited)

	Current Period
INCOME
Realized trading gain/(loss)	$	(1,179.01	)
Unrealized trading gain/(loss)		91.46
Less: commissions		—
Less: FCM fees		(326.75	)
Foreign currency gain/(loss)		—
Interest income		882.53
Total Income		(531.77	)
EXPENSES
Management fees		559.59
Incentive fees		—
Broker service fees		886.25
Total Expenses		1,445.84
Net Income (Loss)	$	(1,977.61	)

	Units			Dollars			$’s per unit
STATEMENT OF CHANGES IN NET ASSET VALUE
Net Asset Value, end of prior month		6,317.66054		$	552,528.03			87.46
Current month additions		0.94002			81.98
Current month redemptions		(309.28624	)		(26,970.15	)
Net Income (loss) for current month					(1,977.61	)
Net Asset Value, end of current month		6,009.31432		$	523,662.25			87.14
		Monthly rate of return						-0.36	%

To the best of my knowledge and belief, the information

contained in this statement is accurate and complete

/s/ S. Brent Bales

S. Brent Bales, Chief Accounting Officer of the Managing Owner

Equinox Fund Management LLC

1775 Sherman Street, Suite 2500

Denver, Colorado 80203

On Behalf of the Frontier Fund - Long Only Commodity Series 1

THE FRONTIER FUND MANAGED FUTURES INDEX SERIES - 1

STATEMENT OF INCOME (LOSS)

FOR THE MONTH ENDED

November 30, 2011

(Unaudited)

	Current Period
INCOME
Realized trading gain/(loss)	$	(739.84	)
Unrealized trading gain/(loss)		(2,240.31	)
Less: commissions		(64.79	)
Less: FCM fees		(207.11	)
Foreign currency gain/(loss)		(193.32	)
Interest income		628.02
Total Income		(2,817.35	)
EXPENSES
Management fees		574.86
Incentive fees		—
Broker service fees		554.82
Total Expenses		1,129.68
Net Income (Loss)	$	(3,947.03	)

	Units			Dollars			$’s per unit
STATEMENT OF CHANGES IN NET ASSET VALUE
Net Asset Value, end of prior month		3,144.91393		$	341,002.37			108.43
Current month additions		—			—
Current month redemptions		(84.46771	)		(9,236.78	)
Net Income (loss) for current month					(3,947.03	)
Net Asset Value, end of current month		3,060.44622		$	327,818.56			107.11
		Monthly rate of return						-1.21	%

To the best of my knowledge and belief, the information

contained in this statement is accurate and complete

/s/ S. Brent Bales

S. Brent Bales, Chief Accounting Officer of the Managing Owner

Equinox Fund Management LLC

1775 Sherman Street, Suite 2500

Denver, Colorado 80203

On Behalf of the Frontier Fund - Managed Futures Index Series 1