Over the video, he wrote: "When you're playing a Green Day Song...to the guy who wrote it." Cavern Club also shared a photo of the "Holiday" musician after the show on their Instagram page ...

(Photo by Joe Scarnici/Getty Images for GLAAD ) A musician at Liverpool’s Cavern Club got a surprise this week when he found himself performing a Green Day song in front of Billie Joe Armstrong.

Imagine belting out a cover of a song - only ... Rock fan Kerry says Green Day were one of the first bands to get her interested in the genre when she was just 11 years old. So when one of her ...