While Green Day was nearing completion of Warning, the band announced it would be performing on the 2000 Vans Warped Tour during the summer before the album's October release [REF].
In January 2001, Colin Merry of the English rock band Other Garden filed a breach of copyright lawsuit against Green Day, claiming that the album's title track is a "reworked" version of his band's 1992 song "Never Got the Chance" [REF].