Selena made Justin cry!

Ouch! During a visit to Late Show With David Letterman, Selena Gomez totally dissed Justin Bieber. The host, David Letterman, admitted he once made Justin cry. That's when Selena started giggled and confessed "Well then, that makes two of us. "The audience cheered at Sel's silly ex-boyfriend joke, and David fist bumped with her. The star is definitely not sad about her single status. "I'm so good," she says about her life right now.