'MMMBop' stars, Hanson, will perform a one-off gig in London next week for free, their website has confirmed. 

The trio of musical brothers will play a special show at the 100 Club on Oxford Street on Tuesday, February 1. Tickets will be available for the event from the venue's box office on a first come first served basis, with priority given to Hanson's fan club members. 

The statement on the band's site reads:

"We're doing a special acoustic show while in London!"

"The show will be streamed live for everyone!"

Watch the video for their classic hit, 'MMMBop', below: