Beyonce, Alicia Keys & Nicki Minaj Goofs Around As Jay-Z Launches $56M Business Venture

Beyonce was spotted backstage at the #TIDALforALL event on Monday having some fun with Rihanna, Madonna, Alicia Keys and Nicki Minaj as several of music's biggest stars aligned to launch new music streaming service "Tidal" music app which is the brainchild of Jay Z in a reported $56 million business venture. The launch for the service is billed as the first artist-owned platform for music and video, it was held at the Skylight Moynihan Station in New York City. See more pics below;