Sonic to Broadcast First Quarter 2007 Conference Call Live on the Internet

Sonic Corp will provide an online web simulcast of its first quarter fiscal 2007 earnings release conference call on January 4. This call will afford management the opportunity to comment on Sonic's financial and operational results for the first quarter, which will be released following the market's close on Jan. 3, as well as review the company's earnings outlook for the second quarter of fiscal 2007.

The live broadcast of Sonic's conference call will begin at 10 a.m. Eastern Time on Jan. 4. An online replay will be available approximately two hours following the conclusion of the live broadcast and will continue through Feb. 4. Links to these events may be found at the investor section of the company's website, http://www.sonicdrivein.com.

Sonic, America's Drive-In, originally started as a hamburger and root beer stand in 1953 in Shawnee, Okla., called Top Hat Drive-In, and then changed its name to Sonic in 1959. The first drive-in to adopt the Sonic name is still serving customers in Stillwater, Okla. Sonic has approximately 3,200 drive- ins coast to coast and in Mexico. More than a million customers eat at Sonic every day.