21D is...
Community Cryptic #2
(see description for authors)

A celebration of 100 followers! 

There are two initialisms, and while there are no BAFTA answers, a couple clues have BAFTA elements.

Setters: joeadultman, JustDaniHereNow, DragonEngineer97, DXCUCR, nordloc, merlinnimue, Taceocli, Phil The Hat, kaybartplays, liari, hagabaka, ssta192, LightScouters, Dadgum