Green Day is canceling the rest of its 2012 club schedule and is postponing the start of the 2013 arena tour.
Bass player Mike Dirnt says Billie Joe Armstrong's "well-being is our main concern" in the band's decision to clear the schedule through Feb 8.
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He says in a statement Monday that Armstrong is doing well in his attempt to shake substance abuse problems that emerged publicly in September when the singer-guitarist had a profane meltdown on the stage of the iHeartRadio Music Festival in Las Vegas.
The Grammy-winning punks also moved up the release date of "Tre," the third installment in a trilogy of albums released over a period of months. The album will be released Dec. 11, more than a month ahead of schedule.