Plus, Macklemore supports survivors of domestic violence.
A few music stars we want to see battle it out.
TDE star's 14-minute flick, m.A.A.d., will help kickoff the first annual Sundance NEXT Fest.
Plus, B.o.B's new video, "Drunk AF" featuring Ty Dolla $ign.
Happy Birthday, Kendrick Lamar.
"That record is one of the cornerstones of the whole project," says the TDE rapper.