Yet this massive popularity brought problems. In a rivalry fanned by the media, Kurt Cobain condemnded Pearl Jam's popularisation of grunge, calling them a 'corporate' group. Pearl Jam responded with multi-million sales and critical acclaim. Vs. became the fastest-selling American album of all time and its follow-up, Vitalogy, was equally successful. By this stage, however, the pressures of fame had begun to take their toll. Band tensions, personnel changes and substance abuse reared their ugly heads before Pearl Jam returned with the lauded album, No Code. It proved to be a turning point, with subsequent albums Yield, Binaural, Riot Act, Pearl Jam, Backspacer and Lightning Bolt placing Pearl Jam at the forefront of alternative rock. In Pearl Jam and Eddie Vedder: None Too Fragile, Martin Clarke brings to life the band's tumultuous history; from their beginnings amidst Seattle's grunge underground, through the excesses and pressures of superstardom, to their current incarnation as mature rock heavyweights.