About
Sonic Corporation (operating name: Sonic Drive-In) is an American fast-food restaurant chain based in Oklahoma City, Oklahoma, that recreates the drive-in diner feel of the 1950s, complete with carhops who sometimes wear roller skates. There were 3,400 restaurants in 34 U.S. states, plus one in Mexico, as of November 18, 2008. Sonic is also involved in NASCAR. Sonic signed on with Richard Childress Racing in late 2000 to be an associate sponsor for Dale Earnhardt, Sr. during the 2001 race season. Earnhardt was killed in the first race of the 2001 season, the Daytona 500, and Sonic continued sponsorship for Kevin Harvick, Childress's new driver of Earnhardt's car, through the end of the...