Gwen Stefani, Jimmy Fallon and The Roots sang 'Hollaback Girl' on classroom instruments during the Nov. 26 episode of 'The ...

The singer revisited the iconic hit from her 2004 debut solo album on Tuesday night's (Nov. 26) "Tonight Show." ...

Gwen Stefani's "Hollaback Girl" is a sassy spelling lesson, so it's fitting that she'd finally take it into the classroom. In ...

While it’s unquestionably currently pumpkin spice season, Gwen Stefani had another flavor in mind during her recent ...

Gwen Stefani stepped into a time machine with Jimmy Fallon and the Roots on The Tonight Show to perform her 2005 hit ...

By Gil Kaufman Gwen Stefani jumped in the wayback machine on The Tonight Show on Tuesday night (Nov. 26) when she joined host Jimmy Fallon and ... the beat-heavy “Hollaback Girl” into a ...

Gwen Stefani stepped into a time machine with Jimmy Fallon and the Roots on The Tonight Show to perform her 2005 hit “Hollaback Girl.” Using a banana as a microphone, The Voice host sang the ...

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 ...

Gwen Stefani and The Roots on 'The Tonight Show Starring Jimmy Fallon' Gwen Stefani ain't no hollaback girl. On Tuesday, Nov. 26, the "Cool" singer, Jimmy Fallon and The Roots jammed out to her 2004 ...