High Quality Content by WIKIPEDIA articles! Weezer, also known as "The Green Album" due to the lime-green cover, is the third studio album by American alternative rock band Weezer, released on May 15, 2001. Produced by Ric Ocasek, it was the band`s third studio album released on Geffen Records. This is the first, and only Weezer album to feature bassist Mikey Welsh, who replaced long-time member Matt Sharp. The musical style of Weezer is grounded in the power pop genre, featuring strong melodies, crisp vocal harmonies, and prominent guitar riffs.