She may be mom to twins, but Jennifer Lopezisn't letting that stop her from making the most of her newly single status. The sexy star has been partying up a storm since she split from Marc Anthony just a couple of months ago and this weekend was no exception. With a glass of Champagne in her hand, the 42-year-old took let lose at PURE Nightclub after raunchy performance at the iHeartRadioMusic Festival.