Travis Kelce may be one of the most famous people on the planet right now, but he still feels starstruck, and his mom Donna explained Prince William left him questioning his own celebrity status in self-doubt. Two words, Travis Kelce. That name holds a lot of power now within the celebrity realm, but not as powerful when paired with another moniker, Taylor Swift. The 34-year-old tight end had found success all on his own before he publicly asked Tay-Tay for a date on his podcast New Heights in summer 2023. The Kansas City Chiefs star has seen his career, and bank balance, grow substantially ov…