Photos: Nicki Minaj Birthday Party In Vegas ( Cassie, Lil Wayne, Amber Rose & More)

Nicki Minaj was in for the surprise of her life for her birthday party at TAO Nightclub in Las Vegas last night. While celebrating her birthday with Cassie & Amber Rose and her slew of friends…Lil’Wayne & the rest of the Young Money crew surprised Nicki by showing up for the festivities. Congratulations to Nicki on all her success for 2010, and hope she enjoyed the party.