Biography
"No one must ever put together... the Insane-o-Flex!"
Vocals of the track are attributed to Dana Swanson aka Miss Lady Flex of Le Sexoflex, who as a group performed under the name Insane-O-Flex for a couple shows, then changed to Le Sexoflex in order to "semi-divorce (themselves) from being an 'Adult Swim band'"
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The song was renamed "Booty Gay" and released as part of Le Sexoflex's 2009 mixtape, "Le MiXXXtape: Invagine The Pussibilities," as a remix entitled, "Booty Gay (Dump Truck Remix)."
Biography text from Last.fm, available under CC BY-SA.