Name this Celtics '90s hip-hop boy band

From RJ Hunter's Instagram:

Part of squad n em

A photo posted by RJ Hunter (@hunter_games28) on Oct 12, 2016 at 6:53pm PDT

Here's the best tweet I saw regarding this photo...

@LucidSportsFan @CelticsLife @AdamHimmelsbach "It's so haaaaaaaaaard to sayyyyy goodbyeeeee to my rosterrrrr spot"?

— Gavin Campbell (@Copper_Dome) October 13, 2016

Until this one:

Ha RJ Hunter just walked by and said the mixtape is dropping Dec. 16

— Adam Himmelsbach (@AdamHimmelsbach) October 13, 2016

Follow Mark Van Deusen on Twitter @LucidSportsFan