Complex sentence: Their next single, "Shake it Mamma", became a fast hit and was then in heavy rotation on all the important radio stations in Europe and beyond and, just a few months later, Antonia launched another single-- "Marionette".
Split into simpler sentences: Their next single, "Shake It Mamma", became a fast hit and was then in heavy rotation on all the major radio stations in Europe. A few months later, Antonia launched another single, "Marionette".