A subterranean fire-trap of hen-night kitsch. But this might be to underestimate the semiotic thickness of ABBA?s art ? and believe me, you really wouldn?t want to do that. The artefacts on display evoke, sometimes painfully, the band?s personal and artistic trajectory: the vanishing grins, the collapsing marriages, the tour-bus melancholia, their progress towards that bleak and clear-eyed final