By Jarrod Castillo Travis Kelce, the star tight end of the Kansas City Chiefs, was seen enjoying his offseason at the 150th Kentucky Derby. The-34 year-old was spotted in a striking white suit and dark fedora, taking in the sights without his superstar girlfriend, Taylor Swift. Reports suggest that Kelce was partying with ex-NBA player Chandler Parsons at the Ice House on Friday night. They were there to watch Alex Pall and Andrew Taggart, better known as the Chainsmokers, perform as part of the Revel at the Races concert organised by Sports Illustrated. After the Chainsmokers’ set, Kelce made…