Green Day frontman seeks substance abuse treatment

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Green Day lead vocalist and guitarist Billie Joe Armstrong grabs a camera during the 2012 iHeart Radio Music Festival in Las VegasLOS ANGELES (Reuters) – Billie Joe Armstrong, lead singer and guitarist for the Grammy-winning rock band Green Day, is seeking substance abuse treatment, the group said on its website on Sunday, following his angry, guitar-smashing outburst on stage two days ago. The statement, which apologized for the abrupt and acrimonious end to the band's appearance on Friday, came as Green Day is due to launch on Tuesday an ambitious trilogy of albums, their first collection of new music since 2009. …