Ashton Kutcher, Caitlyn Jenner, & Miles Teller Attend NASCAR Busch Light Clash

The stars are stepping out for a big NASCAR pre-season event!

Ashton Kutcher waved a flag on stage to promote bioethanol while attending NASCAR’s Busch Light Clash on Sunday afternoon (February 6) at the L.A. Coliseum in Los Angeles.

Other stars in attendance included Caitlyn Jenner, Miles Teller, Pitch Perfect actor Skylar Astin, black-ish actress Marsai Martin, former UFC Light Heavyweight Champion Chuck Liddell, former pro football player Reggie Bush, and Bones actor David Boreanaz.

During the event, Pitbull and Ice Cube took to the stage for performances while Ally Brooke performed the National Anthem.

If you missed it, Caitlyn just became a grandparent for the 19th time!

Click inside to see 35+ pictures of the stars stepping out for the NASCAR event…