or you could slowly give them about 6 panadol and cut them somewhere important and watch them bleed at an increased rate due to thin blood thatnks to the panadol, and as D said tie them up with wire so it cuts into them!

sorry to hear about that dude, i had some kids do a drive by bricking of my car outside my mates house 2 days before new years so i had to work new years to afford a new windscreen. if i ever found them


sorry for the gruesome post i have been playing the game "manhunt" for PS2 and it really pulls you in and is also equally gruesome! 10/10