One enjoyed an incredible year in his field, earning an MVP trophy for one of the most inspired basketball performances of the last 12 months.
The other is Dirk Nowitzki.
But while the short singer and the tall NBA power forward seem to have nothing in common, both turned out for the ESPY Awards in Los Angeles last night. Bieber was simply a cute attendee, but Nowitzki walked away with the titles of Best NBA Player and Best Male Athlete.
Best Dressed, though? That's up to readers to decide below.
They are both solid ballers, but only one can win this matchup. Will it be The Biebs or The Dirk? View Poll »