Complex sentence: Jasmine Villegas was the original third member of the group, but she left early on to pursue a solo career, after jasmines depature Jacquelyn Rae Pyles was chosen and added to the group.
Split into simpler sentences: Jasmine Villegas was the original third member of the group, but she left early on to pursue a solo career. After Jasmine's departure, Jacquelyn Rae Pyles was chosen and added to the group.