16. WORST: Tacky trio Cassie, Nicki MInaj and Amber Rose celebrated Nicki’s birthday in Sin City in totally bizarre fashion. While Cassie awkwardly added a statement necklace to her Herve Leger bandage dress, Nicki resurrected Britney Spears’ Toxic bodysuit and Amber Rose dressed for summer in South Beach. 18. WORST: Milla Jovovich rocked a totally chic dress to dinner with her hubby Paul W.S. Anderson in Los Angeles, but then messed up the look with black tights and white heels.