Along the lines of having to clean up a huge mess after your wedding in Bordeaux.
A: yo
M: everything good? I’m back!!
A: You bring YOUR BROOM AND DUSTPAN?
M: what you mean?
A: clean up on isle everything, get to work…
If someone who had a mop on their head cuts their hair it then becomes a mop.
Person 1: Did you see Michael cut his mop off his head?
Person 2: Yeah but he still has a dustpan on his head.
Person 3: Yeah it doesn't look right on his head.
Canadian slang term, meaning a person is particularly shit at a skill.
"buddy you're a fuckin' dustpan."