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Formed in Chicago, the Smashing Pumpkins are an alternative rock band that gained prominence in the 1990s. Known for their distinct sound characterized by heavy guitar riffs and introspective lyrics, the band achieved critical and commercial success with albums like "Siamese Dream" and "Mellon Collie and the Infinite Sadness." Led by frontman Billy Corgan, the Smashing Pumpkins continue to influence rock music and maintain a dedicated fan base.