By Jimmy Traina Justin Bieber gave off early 2000 NBA Draft vibes with his Grammy outfit 1. There are certain eras and trends in the history of sports that hold a special place in the hearts of fans. One of those eras is the early 2000s, when NBA draft prospects would wear suits eight sizes too big to the draft. Justin Bieber gave off those vibes in a big way (no pun intended) with his outfit from last night’s Grammy Awards. Twitter couldn’t help but be reminded of those NBA drafts when they saw Bieber’s suit. Bieber’s look led to some other sports references as well. Bieber did change out of …