Eventually. her final ranking listed Diplo, whom she dated briefly in 2014, at the bottom, followed by recent ex-boyfriend Orlando Bloom, with John Mayer -- with whom she had an on-and-off relationship that ended in 2015 -- at the top.
But there was one more man worth mentioning: Josh Groban, whom Perry referred to as "the one that got away," after they were linked together in 2009.
NEWS: Katy Perry Reveals Past Suicidal Thoughts in Emotional Live Streamed Therapy Session
Perry inhabited a Big Brother-style house for the duration of the livestream, opening her life up to the public for 72-hours,which included an emotional therapy session.