Jennifer Lopez is embracing her ‘happy era!’ ET’s Denny Directo is backstage for an exclusive look at how she pulls off her residency at the Colosseum at Caesar’s Palace, ‘Jennifer Lopez: Up All-Night Live in Las Vegas,' with dates through the end of March. Jennifer reflects on soon becoming an empty nester, with her twins, Emme and Max, 18, leaving for college. J.Lo also exposes her kids' 'Heated Rivalry' obsession, confessing the pair made her 'stalk' stars Connor Storrie and Hudson Williams at the Golden Globes, amid speculation she's planning to cast Hudson in the movie adaptation of Emily Henry's 'Happy Place,' which she is set to produce. In the meantime, Jennifer's got new music out: 'Save Me Tonight,' a collab with David Guetta, the biggest streaming debut of her career. Source