Diplo & Skrillex Add Justin Bieber To Jack Ü Following Ultra Performance Noah KlineWednesday, April 1, 2015Bass MusicCultureEventsHip-Hop & R&BHouseIndieNewsReviews0 Comments Skrillex closed out Ultra 2015 this year with a flurry of special guests including Kai, CL, Diddy, and of course, Justin Bieber. With such incredible praise from both critics and Jack Ü enthusiasts, the supergroup has decided to bring along the young, former pop star to their crew as a full-time vocalist. If you thought Nero’s live performances were solid, you’re gonna love the new Jack Ü experience. They’ve come out with their newest single that you can find HERE. If the link isn’t working, you’re gonna love the fact we’re entirely kidding. Happy April Fools’ Day ladies and gentlemen, stay tuned for our Ultra Day 2 review!