Sara Bareilles rejoined the cast of her Broadway musical Waitress in the role of Jenna on January 16 for a six-week stint that will include several weeks opposite Jason Mraz. Bareilles's friend and collaborator, Mraz is currently making is Broadway debut as Dr. Pomatter and will continue through February 11. In celebration of the pair's first time together on a Broadway stage, Bareilles invited the audience to video and livestream a special post-curtain-call rendition of "Bad Idea." Watch as the two friends perform a charming off-the-cuff version of the duet.