8-K

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 OR 15(d) of
The Securities Exchange Act of 1934

Date of Report (Date of earliest event reported) October 6, 2008

O'Reilly Automotive, Inc.
(Exact name of registrant as specified in its charter)

Missouri	000-21318	44-0618012
(State or other jurisdiction of incorporation)	(Commission File Number)	(IRS Employer Identification No.)

233 South Patterson, Springfield, Missouri	65802
(Address of principal executive offices)	(Zip Code)

Registrant's telephone number, including area code:   (417) 862-6708

________________________________________________________________________________
(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:
	[   ]	Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
	[   ]	Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
	[   ]	Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
	[   ]	Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Item 7.01. Regulation FD Disclosure.

On October 6, 2008 the Registrant issued a press release, a copy of which is attached hereto as Exhibit 99.1 and is incorporated herein by reference.

Item 9.01. Financial Statements and Exhibits.

    Exhibit 99.1.       Press release dated October 6, 2008

SIGNATURE

    Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

	O'Reilly Automotive, Inc. (Registrant)
October 7, 2008 (Date)	/s/   THOMAS MCFALL Thomas McFall Chief Financial Officer (principal financial and accounting officer)

Exhibit Index
99.1	Press release dated October 6, 2008

EX-99.1

EXHIBIT 99.1

O'Reilly Automotive, Inc. Announces Dates for the 2008 Third Quarter Earnings Release and Conference Call

    * Earnings Release Date -- Wednesday, October 29, 2008 After 5:30 pm
                                Central Time
    * Conference Call Date -- Thursday, October 30, 2008 At 10:00 am
                                Central Time

SPRINGFIELD, Mo., Oct. 6, 2008 (GLOBE NEWSWIRE) -- O'Reilly Automotive, Inc. (the "Company") (Nasdaq:ORLY) announces the release date for third quarter 2008 earnings as Wednesday, October 29, 2008, with a conference call to follow on Thursday, October 30, 2008.

The Company's third quarter 2008 earnings will be released after 5:30 p.m. central time on Wednesday, October 29, 2008, and can be viewed, at that time, on the Company's website at www.oreillyauto.com by clicking on "Investor Relations" and then "News Room."

Investors are invited to listen to the Company's conference call discussing the financial results for the third quarter of 2008, on Thursday, October 30, 2008, at 10:00 a.m. central time, via web cast on the Company's website at www.oreillyauto.com by clicking on "Investor Relations" and then "News Room." A replay of the call will also be available on the Company's website following the conference call. We invite interested analysts to join our call. The dial-in number for the call is (706) 643-0114; the conference call ID number is 67869511.

O'Reilly Automotive, Inc. is one of the largest specialty retailers of automotive aftermarket parts, tools, supplies, equipment and accessories in the United States, serving both the do-it-yourself and professional installer markets. Founded in 1957 by the O'Reilly family, the Company operated 3,267 stores in 38 states as of July 31, 2008.

The O'Reilly Automotive, Inc. logo is available at http://www.globenewswire.com/newsroom/prs/?pkgid=5430

CONTACT:  O'Reilly Automotive, Inc.
          Greg Henslee
          Tom McFall
          (417) 862-3333