The Daily Crunch: Katy Perry, Rihanna, Azealia Banks, Lana Del Rey, Dave Grohl, Skrillex, Britney Spears, Justin Timberlake

 Rihanna Stuns Again At London Fashion Week
 Justin Timberlake's “Bon Iver” Plays For Blue Ivy In 'SNL' Sketch
 Britney Spears Attends The IOC World Conference On Women And Sport
 CBS Reports On Homeless LGBT Teens
 Lana Del Rey & Azealia Banks: Duet in the Works
 Katy Perry's 'Part Of Me' to Have Biggest Debut Since Lady Gaga
 Selena Gomez's 'Hit the Lights' Remix Video Is An Artsy Party
 Jennifer Lopez Does Rio
 Remember The Summer By Claudio Harris 
 Skrillex Releases 'Bangarang' video 
 Dave Grohl Clarifies GRAMMY Rant, Loves Deadmau5 
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