Billie Joe Armstrong hit the town in Glasgow prior to Green Day's huge Bellahouston Park show tonight.
The 50-year-old frontman was spotted in the crowd last night at New York singer songwriter Jesse Malin's gig at iconic city venue, King Tut's Wah Wah Hut.
A few other Green Day members were also reported to have joined Armstrong at the show, as they let their hair down on a wee night off in Glasgow following their show at Dublin's Marlay Park on Monday evening.
READ MORE: Everything you need to know ahead of Green Day's show at Bellahouston Park
One gig-goer took to Twitter last night to share their surprise at after spotting Armstrong at the show in the 300 capacity venue.
They wrote: "I went to a Jesse Malin gig at King Tut’s in Glasgow tonight and a few members of Green Day were in the audience.
"They are in the city for tomorrow’s Hellamega tour with Fall Out Boy and Weezer.It was surreal to have Billie Joe Armstrong brush past me in such a tiny, but iconic, venue."
Thousands are set to flock to Bellahouston Park to see Green Day headline the Hellamega tour tonight, which will also see performances by Fall Out Boy, Weezer and Amyl & The Sniffers.
Sign up to Glasgow Live newsletters for more headlines straight to your inbox
READ NEXT -
Mum demands jail sentence for thug neighbour who attacked dog and fired shots at her
Spain introduces new tourist restriction rules in Barcelona amid tourism crackdown
Glasgow youths caught on video racially abusing woman in city park
Firefighters called in to help rescue badgers trapped in Lanarkshire sewage tank
Man charged and woman hospitalised after 'four-vehicle crash' at Glasgow retail park
Sign up to Glasgow Live newsletters for more headlines straight to your inbox
READ NEXT -
Mum demands jail sentence for thug neighbour who attacked dog and fired shots at her
Spain introduces new tourist restriction rules in Barcelona amid tourism crackdown
Glasgow youths caught on video racially abusing woman in city park
Firefighters called in to help rescue badgers trapped in Lanarkshire sewage tank
Man charged and woman hospitalised after 'four-vehicle crash' at Glasgow retail park
