Shawn Mendes stopped by The Tonight Show Starring Jimmy Fallon on Thursday, and like two male betta fish left in the same bowl, these two charmingly boyish brunettes quickly began fighting each other over territory. And by territory I of course mean the friendship of Justin Timberlake. It was a truly epic humblebrag competition, in which each tried to prove he’s Justin’s better friend, but, like, in a way that makes sure you know they don’t even care. And though Jimmy assumes he has the upper hand because he’s the host of the show with the power to roll clips of Shawn falling off his own stage, Jimmy still doesn’t even have Dave Grohl’s phone number. So.