Guesses, then, folks. Wormulus has committed the crime of:
I'm going to go for 'mincing with intent'.
(rnuk http://flickr.com/rnuk, Tue 2 Jun 2009, 16:14, archived)

Wearing a scarf indoors.

( BraynDedd Natasha Kaplinsky's labia majora, Tue 2 Jun 2009, 16:16, archived)

Being shitter tham MoT?

( Druid, Tue 2 Jun 2009, 16:17, archived)

Tham?

( BraynDedd Natasha Kaplinsky's labia majora, Tue 2 Jun 2009, 16:17, archived)

Bam

( thealternativefact, Tue 2 Jun 2009, 16:18, archived)

Thank you ma'am

( thealternativefact, Tue 2 Jun 2009, 16:18, archived)

That's not a crime, that's a life sentence.

(rnuk http://flickr.com/rnuk, Tue 2 Jun 2009, 16:17, archived)

Crimes against humanity

( Mykeyboy A massive, salty filing cabinet, Tue 2 Jun 2009, 16:17, archived)

Gettng his cock out on a WEDNESDAY

( thealternativefact, Tue 2 Jun 2009, 16:19, archived)

Excessive use of meme.

( Undulating Tentacles of Love getting fun down to acceptable levels, Tue 2 Jun 2009, 16:19, archived)