By Andrew Gamble & Sam Frost Taylor Swift has penned a couple of tunes about her beau Travis Kelce, but it will stay their little secret and likely never be shared with the world. The Kansas City Chiefs, with Kelce on the team, bagged a thrilling 25-22 win against the San Francisco 49ers last month, marking their third Super Bowl triumph in five years. Kelce was brilliant, catching nine passes and gaining 93 yards, helping his team to victory. Swift, who had flown all the way from Tokyo to Las Vegas to watch the Super Bowl at Allegiant Stadium, joined Kelce on the field to celebrate after the …