Thirteen years ago, former Nirvana bassist Krist Novoselic's wife threw him a surprise birthday party. For entertainment, she hired Yva Las Vegass, a Venezuelan-born, lesbian singer-songwriter. Novoselic was so smitten, he implored Yva to join Sweet 75, his first post-Nirvana musical outing. In another world, Sweet 75 would be like the Foo Fighters, selling out stadiums. And then what happened?...