Brad Paisley and Carrie Underwood Michael McDonald of the Doobie Brothers, Jennifer Nettles, Hillary Scott of Lady Antebellum, Tom Johnston and Patrick Simmons of the Doobie Brothers, Hunter Hayes, and John McFee of the Doobie Brothers perform during the 48th annual CMA Awards at the Bridgestone Arena on Nov. 5, 2014, in Nashville, Tennessee.