Justin Timberlake, Pharrell Williams, A$AP Rocky, and many other celebs attend the 2013 BET Awards; Beyonce kicks off her Mrs. Carter World Tour at Staples Center; Snoop, Kendrick Lamar, Miguel, Dr. Dre, J. Cole, and more perform together in concert for BET Experience; Tyga and Mike Epps compete in a celeb basketball game; Brooke Burke celebrates her Genlux Magazine cover; Maria Menounos and Wilmer Valderrama visit the Children's Hospital of Los Angeles—catch up on the weekend's top events in this edition of Last Night's Parties.

The Guest List

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Wilmer Valderrama• Chris Brown• Justin Timberlake• Ashanti• Ne-Yo• Mariah Carey• Robin Thicke• r kelly• Beyonce• gabrielle union• Ciara• Melanie Fiona• Snoop Dogg• Amber Rose• Nick Cannon• Jamie Foxx• Maria Menounos• Estelle• Busta Rhymes• Bobby Brown• Stevie Wonder• Fabolous• Jordin Sparks• Dr. Dre• Paula Patton• Nia Long• Forest Whitaker• Richie Sambora• Nelly• Trey Songz• Pharrell Williams• Kris Jenner• Don Cheadle• Taraji P Henson• swizz beatz• young jeezy• T.I.• Soulja Boy• Bow Wow• Erykah Badu• Ray J• BET Awards• dwayne wade• Matt Barnes• Janelle Monae• sherri shepard• India Arie• Nicki Minaj• Claudia Jordan• Terrence J.• Wiz Khalifa• Miguel• Brooke Burke• Big Sean• Cedric The Entertainer• Chris Tucker• Angela Bassett• J Cole• Tyga• Kevin Hart• Hosea Chanchez• Tank• Doug E Fresh• Gilbert Arenas• Derek Luke• MC Lyte• The Weeknd• Columbus Short• Bobby Valentine• Deray Davis• Marsha Ambrosius• Beverly Johnson• ASAP Rocky• Chris Paul• Meagan Good• Brandy Norwood• Coco Jones• Bridgid Coulter• Katerina Graham• Debra L. Lee• BET• Children's Hospital Los Angeles• Jackie Jackson• Tito Jackson• French Montana• Wayne Brady• Regina Hall• Lisa Leslie• Tamar Braxton• Laurie Ann Gibson• Kirk Franklin• Kendrick Lamar• 2 Chainz• Mayte Garcia• El DeBarge• Lil Mama• Schoolboy Q• DJ Whoo Kid• Cymphonique Miller