To get to the other side.
You'd think it'd be the punchline, but apparently it's funnier when the person feints...
Person 1: To defend myself. Person 2: Discipline. Me: My girlfriend keeps stealing my fries.
Lean 3 shovels against the wall and tell him to take his pick.
Swim down and knock on the hatch. (In Sweden we have a running tradition of telling jokes about stupid norwegians. They do the same about swedes)
The punchline
Boo man! Boo!