Tom Hanks is his son Chet’s biggest fan. The “Cast Away” actor watched Chet perform with his band, Something Out West, at Stagecoach Musical Festival 2026 in Indio, California, on Saturday. In a social media video taken by festivalgoer Keren Ashri, Tom could be seen smiling and singing along to the band’s song “You Better Run” inside the Toyota Music Den. Tom Hanks (seen above) watched his son Chet perform with his band, Something Out West, at Stagecoach 2026 on Saturday. kerenashriofficial/Instagram A fan took a video of Tom (pictured above) singing along to the band’s performance to their song “You Better Run.” kerenashriofficial/Instagram Tom, 69, wore a casual outfit including a tan jacket, blue jeans and a hat. Ashri told People that it was about ten minutes into the show when she realized she was next to the Oscar-winning actor. “I noticed him and freaked out honestly,” she said. “I couldn’t believe he was standing right there next to me!…