Taylor Swift can do it with a broken heart - and with a stomach ache. The pop star, 35, revealed during her Wednesday, December 10, appearance on The Late Show With Stephen Colbert that she performed with stomach bugs on more than one occasion on her Eras Tour. "For me, when I'm on tour, especially the Eras Tour, I just make a decision at the beginning of the tour that there's no option to not go on stage," Swift explained. "That's not an option, and it's not an option to perform, like, 'I think I'll do this show at a level six tonight.' That's not an option.