Michael Curtis Waltrip is an American former professional stock car racing driver, racing commentator, racing team owner, amateur ballroom dancing competitor and published author. He is the younger brother of three-time NASCAR champion and racing commentator Darrell Waltrip. Waltrip is a two-time winner of the Daytona 500, having won the race in 2001 and 2003. He is also a pre-race analyst for the NASCAR Cup Series and color commentator for the Xfinity Series and the Craftsman Truck Series broadcasts for Fox Sports. He last raced in the 2017 Daytona 500, driving the No. 15 Toyota Camry for Premium Motorsports. All four of his NASCAR Cup Series wins came on superspeedways driving for Dale Earnhardt Inc.

Wood Brothers Racing is an American professional stock car racing team that currently competes in the NASCAR Cup Series. The team was formed in 1950 by brothers Ray Lee, Clay, Delano, Glen, and Leonard Wood. Today, it is owned by the children and grandchildren of Glen Wood -- Len Wood, Eddie Wood, Kim Hall, Jon Wood, Jordan Hicks, and Keven Wood. From 2006 to 2008, the team was merged with Tad and Jodi Geschickter's JTG Racing. The Wood Brothers Racing Team holds the unique distinction of being the oldest active team in NASCAR, having fielded cars since 1950. They are known for their long relationship with Ford Motor Company, and the long-standing use of the number 21 on their main car. The team currently fields the No. 21 Ford Mustang full-time for Harrison Burton and has a technical alliance with Team Penske.