Its from Pheonix Nights........ they get hired as hitmen, Paddy shows the weapon to Max (I spelt it wrong!)
Paddy: Have you done us a packed lunch?
Max: Have I.
[Opens package to reveal a gun] P
Paddy:What's that?
Max: That my friend, is a Broomhandle Mauser.
Paddy: I'm not using that...
Max: Why, what's wrong with it?
Paddy: It's an antique that's what it is.
Max: It's not an antique. There's nowt wrong with that. It was me Grandad's. He shot a German with this.
Paddy:What, in the War?
Max: No, in Benidorm. He had a fight over a sun lounger