The friend confided to People Magazine:
[Image via Instagram.]
Green Day is back!
The award winning musicians returned with a rock n' roll bang at the Fox Theater in Pomona, CA in preparation for their American tour.
Even though Billie has admitted that maintaining sobriety is tough, he appeared to be back to his old, energetic self.
Hopefully the stress of the tour won't cause any old habits to flare up again!
Just take it one day at a time, Billie.
Ch-ch-check out the rambunctious crew dominate the stage with American Idiot (above)!!