Well I was never really into Grunge too much myself, so I had to choose Nirvana. Now that I listen to Meat Puppets, Nirvana seems like nothing because they're practically a mix of SY's style and the Meat Puppets. Still like them though! Haven't got the chance to listen to Tad yet
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If you ever posted this on the Myspace forum's you'd have hundreds of pre-pubescent teens yelling at each other about whether Alice in Chains or Pearl Jam's distortion sounds better.