His self-confidence was severely knocked after his very public breakup with Rita Ora in December 2012.
“She cheated on me with nearly 20 dudes while we were together … But I mean 20?!!!!” he tweeted at the time.
“How can a woman who is so busy trying to start her own career have time to be with so many dudes while in a relationship?! I am actually disgusted.”
But in March 2013, Ora said she didn’t realize the pair were in a relationship, which cut even deeper.