On Tuesday, Nov. 26, the "Cool" singer, Jimmy Fallon and The Roots jammed out to her 2004 hit song "Hollaback Girl" on classroom instruments — and it was indeed bananas. Stefani, 55, aptly used ...

Jimmy Fallon’s house band is The Roots. Who knows where inspiration comes from, but somehow, someone looked at this motley crew and was like, “It would be really entertaining to have them play ‘Enter ...

Gwen Stefani and Jimmy Fallon Reimagine 'Hollaback Girl' Using Classroom Instruments — and It's Bananas Jimmy Fallon Jokes He ‘Steals’ Children’s Books Ideas from His Own Kids ...

On Tuesday, Nov. 26, the "Cool" singer, Jimmy Fallon and The Roots jammed out to her 2004 hit song "Hollaback Girl" on classroom instruments — and it was indeed bananas. Stefani, 55, aptly used a ...

26) when she joined host Jimmy Fallon and house band The Roots for a run through one of her most beloved solo hits on classroom instruments. With Fallon pounding on a drum and shaking tinsel ...

After much prompting from host Jimmy Fallon ... joined Fallon and the Roots to perform a medley of hits, including "Señorita," "SexyBack," and "Selfish," with classroom instruments.