police chief: this is a doozy of a murder, Columbo. and it's at the bottom of this very long stairwell. i don't know how you'll do it this time.

columbo: just leave it to me. i'll start looking and - whoop

columbo falling down stairs: ooop

columbo falling down stairs: ow

columbo falling down stairs: dangit

columbo falling down stairs: ow

columbo falling down stairs: [calmly pulls out, lights giant cigar]

columbo falling down stairs: i've figured out WHO did it, and how...

columbo falling down stairs: but how to PROVE it...