Click on hotznews.com – FREE to watch Jennifer Lopez – Medley (feat. Pitbull) “Jennifer Lopez – Medley (feat. Pitbull) Live AMA Performance 2011″ exclusive video for free! The 42-year-old superstar ongoing out her performance with her new song “Papi” before segueing into her hit “On the Floor.” Jennifer was connected on stage by Pitbull, who afterward performed with J.Lo’s soon-to-be ex-husband Marc Anthony.