Article continues below advertisementTom Hanks is his son Chet's biggest fan.The 69-year-old cheered on the musician, 35, as his band, Something Out West, performed in the Toyota Music Den at the 2026 Stagecoach Festival on Saturday, April 25.Tom rocked out from the crowd, mouthing the words to "You Better Run," a nod to his movie Forrest Gump. The 2025 music video features a cameo from the actor as he witnesses his son wearing an outfit akin to his movie character.