Kirstin Maldonado has undergone a stunning transformation as part of Pentatonix. After dazzling audiences as a high school trio, the group's membership grew to five, and they exploded in popularity.

Pentatonix might want to start brushing up on “Here Comes the Bride”: Band member Kirstin Maldonado is engaged! The a cappella group, currently on their world tour, has a show in Paris tonight ...