No Doubt On Doing The "Impossible Thing": Dancing And Singing"We're starting to rehearse...which is really exciting and hard but hilarious at the same time. I've been doing the set and -- Tony calls it Jazzercising," Stefani laughs.

More From 100.7 Star

You Gotta Regatta
Eat. Drink. SUMMER
Kennywood FunDay TicketsKennywood has teamed with 100.7 Star to offer you 2016 FunDay tickets!

Listen Live