Complex sentence: Sugar was an American alternative rock band of the early 1990s led by vocalist/guitarist Bob Mould (former Hüsker Dü) alongside bassist David Barbe (ex-Mercyland) and drummer Malcolm Travis (ex-Zulus/ex-Human Sexual Response).
Split into simpler sentences: Sugar was an American alternative rock band of the early 1990s. Formed in 1992, they were led by the singer and guitarist Bob Mould (ex-Hüsker Dü), alongside bassist David Barbe (ex-Mercyland) and drummer Malcolm Travis (ex-Human Sexual Response).