By Andrew Holleran The Chiefs fell to the Bills, 20-17, on Sunday afternoon, falling to 8-5 on the season. Kansas City is still very much in contention in the AFC, but at 8-5 on the season, the Chiefs are a far cry from looking like one of the best teams in the league. While most of this could be blamed on a lackluster wide receivers unit, a suspect defense and less-than-spectacular play from Patrick Mahomes, there’s another theory, too. A Taylor Swift curse. Swift has been at several of the Chiefs games this season, since she’s dating Travis Kelce. The iconic pop star was in attendance for th…