Despite rumors about their marriage, Lopez and her hubby enjoy a romantic dinner date in L.A. Plus: Zac & Vanessa and more


After leading fans in an impromptu sing-a-long, Pete Wentz takes the stage Tuesday night with his band Fall Out Boy to celebrate the release of their new disc, Folie A Deux, with a performance at New York City's Nokia Theater. Wentz traded in his signature guyliner for the letters BX – in honor of his newborn son, who shares the name with the N.Y.C. borough.