Headliner finds Goo Goo Dolls’ creative driving force and songwriting duo, Robby Takac and John Rzeznik in a contemplative mood when we reach them over separate calls to discuss their new rarities collection. Fittingly entitled Rarities and spanning the first 12 of the band’s 30 years (and counting) career, this new compilation is a veritable treasure trove for fans of the band, featuring previously unheard studio outtakes, covers and live performances from 1995-2007. It is not Rarities alone, however, that has prompted the pair to take a rare backwards glance at their time together. Currently