Share 'EXCLUSIVE: Jennifer Lopez / Enrique Iglesias Concert -- Who's On Top?'

Hey go tmz and vote for Enrique for population. Now that Jennifer Lopez and Enrique Iglesias have announced their concert tour, the big issue is .... who gets top billing? Lopez' manager, Benny Medina, tells TMZ, "Neither Jennifer nor Enrique care who opens or closes.  What we want to do is give the fans the best show possible and whatever that means, that's what we will do."It's a big chang…