Billie Joe Armstrong not taking rehab lightly. Billie Armstrong Thu-18-Oct-12 16:09 Share this Billie Joe Armstrong won't be taking his rehab lightly after a blowout earlier this month. After working hard to promote a scheduled three album release from Green Day before the end of the year, starting with the first album 'UNO' (which has just been released), Billie had a breakdown and has been administered to rehab.Band mate Mike Dirnt confirmed: 'He's in the middle of some really big things, but we're going to pull through. It's killing everyone. Green Day has never been a band that sits still, but sometimes you have to step back and let life go on rather than try to control everything.' You May Also Like Billie Joe Armstrong to star in 'American Idiot' movie Green Day's Billie Joe Armstrong rushed to hospital Mike Dirnt spills the beans on Billie Joe Armstrong's mystery illness Become a fan of The Edge on Facebook and on Twitter .