Splash sleeping person with icy cold water ,maybe?
Not the worst idea I've ever heard..
Yell, "I'm home!" Right in the person's ear and set off an air horn
Carefully carry him to the nearest cliff with an 80 foot drop and place him precariously on the edge, see-sawing like they do in cartoons.
Nah, in cartoons one throws 'em off directly, to contentedly observe the little dust cloud at the end of the drop.
