The singer/actress celebrated the dancer's birthday with him and then appeared in a viral video he posted online, which featured the former lovers enjoying a bicycle ride in Santa Monica, California last week (ends10Apr15).

Prior to these get togethers, J.Lo and her ex were photographed getting cosy backstage at an American Idol show, while rumours persist they never truly split up.

Lopez attempted to clear up all the chatter on the red carpet at the MTV Movie Awards in Los Angeles on Sunday (12Apr15), telling Access Hollywood, "Here's the deal, when I have something to announce to people I will... I am a grown woman and I can hang out with whoever I want to and it doesn't have to mean everything that everybody wants it to mean all the time. I know what it means and that's all that matters."