Taylor Swift appeared on boyfriend Travis Kelce's podcast "New Heights." (Photo illustration: Yahoo News; photo: David Eulitt/Getty Images)They're not fighting the alchemy. Taylor Swift appeared on boyfriend Travis Kelce's podcast New Heights to talk about her new album The Life of a Showgirl, and over the course of the episode, also gave fans major insight into their relationship of more than two years.This is the first time that Swift has appeared on New Heights, which Kelce hosts with his brother Jason.