When a group of 2 guys or more find a really attractive girl, get her alone, and throw a potato sack over her head. They then cut out as many holes as there are guys in the potato sack. Finally, they all stick their penises in the holes and wait to see what happens.
A group of my friends and i had some potato-sack madness last night, and i got a special surprise when i inserted...
A complete numpty who is too stupid and inept to realise just how stupid and inept he really is. Also thinks he's a bit clever - usually a bit of a slap-head as well...