Bella Thorne, KeKe Palmer and more celebrities attended the Monster Ultimate Grammy Celebration and RadarOnline.com has photos from their big night out.
Bella Thorne hit Monster's Ultimate Grammy Celebration post Grammy's for the premiere of the new Monster Ravebox.
Head Monster Noel Lee and Rae Sremmurd enjoying the sounds of the Monster Ravebox at the Ultimate Grammy after party in LA.
Keke Palmer made an appearance at Monster's Ultimate Grammy celebration for the premiere of the Ravebox where she grooved to beats by Rae Sremmurd.
Neyo stopped by Monster's Ultimate Grammy celebration to the premiere of Monster's ravebox where he caught a performance by Rae Sremmurd.
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