Jennifer Lopez With Casper Smart at Opening Party Pictures

Jennifer Lopez and Casper Smart let loose at the opening of the new cocktail lounge Planet Dailies and Mixology 101 in LA last night. They partied with Planet Hollywood CEO Robert Earl and other friends after an especially exciting taping of American Idol. During the elimination show, J Lo premiered her sexy "Dance Again" video, which features her and Casper getting steamy. Earlier in the day, J Lo and Casper took her kids, Max and Emme, to visit the Easter Bunny.

It's been a busy few weeks for J Lo as she juggles her AI judging duties with her other projects, including her upcoming film What to Expect When You're Expecting. If you're a fan of the star, make sure to enter for a chance to meet J Lo before the contest ends on April 11.