Rihanna rocked out with Jon Bon Jovi in Madrid, Spain, this weekend performing his classic hit “Livin’ On A Prayer.” Rihanna is in town for Sunday night’s MTV Europe Music Awards. The 22-year-old redhead jumped on the stage, surprising the crowd, wearing a see-through red dress. RiRi later tweeted: “Wait!…did I just rock out with Bon Jovi tonight?”