Slackware used J.R. "Bob" Dobbs / Dobbshead from the Church Of The Subgenius as an "unofficial" mascot/logo until the S became it's defacto logo. The Dobbshead

Slackware used J.R. "Bob" Dobbs / Dobbshead from the Church Of The Subgenius as an "unofficial" mascot/logo until the S became it's defacto logo. The Dobbshead still shows up.