First rule of Knit Club is...

Parody of "Fight Club": knitting obsession sweeping Western Washington Univ dorms.
http://imoviefest.restek.wwu.edu/movies.php?year=2005&movie=knit_club

And as for knitted codpieces (see comments under tea cosy) I knew I'd seen one recently. Check out the "Jingle Thong" entry in The Knitting Curmudgeon's "Chistmas Crap-along" contest -- submit the worst Xmas crafty knits for prizes!