Todd Owyoung/NBCThe s-word was nowhere in sight, but Gwen Stefani still managed to perform a raucous version of “Hollaback Girl” on The Tonight Show Starring Jimmy Fallon on Nov. 26.Gwen took part in the show’s popular “Classroom Instruments” segment, where stars perform their best known hits backed up only by things like a xylophone, bongos,…… Read More…
