I can only shag people behind me now

( Theoban What of it, Thu 7 May 2009, 15:03, archived)

There once was a young man from Kent,
Whose cock was exceedingly bent.
To save himself trouble,
He put it in double,
And instead of coming he went.
( TFD is sporting this season's finest necropants, Thu 7 May 2009, 15:24, archived)