2. Arianny Celeste: The dominant alpha-female in the UFC ring girl pit since 2006, Arianny Celeste is more famous than half the fighters on the UFC's roster at this point. She has appeared on the cover of every men's magazine in the known universe, took the #18 spot on Maxim's 2013 Hot 100 list, and got gloriously naked for Playboy in November 2010.