Jay-Z joined Rihanna on-stage last night in her "Loud Tour" performance at the Izod Center in New York. [JustJared]

Jeff Rosenthal of It'sTheReal breaks down Kreayshawn's 15-minute performance last night at The Box. [VillageVoice]

In light of Beats Rhymes & Life opening across America this Friday, these guys have reviewed all five of A Tribe Called Quests albums. [Grantland]

Rya Backer goes on a first date with Theophilus London. [MTV]

Check out this list of the best 20 songs to get you through the sweltering summer heat. [Rapfix]

The mayor of Milwaukee has honored Bon Iver with a key to the city. [NME]

The Game breaks down his Jay-Z diss track "Otis." [Vibe]