I've always wanted to do this! [buwahahahahahahahaha]

Okay, I'll hold this bare wire end in my right hand, you hold this other one in your left. Now watch what happens if we both touch your cat at the same time...

I never remember which is brown and which is blue, but it's AC, you can connect it either way round and everything still works.

"DOH!!! ... MY BRAIN HURTS!"

Might I suggest a new subject? If everyone agrees, I think Car Mechanic might be a good one to try.

"Here goes nothing!"

Turn that engine off! I'm allergic to exhaust fumes!

You have a flat what? sorry sir but we only fit round ones.

Diesel, petrol? What the hell, they're both fuel aren't they?

Do you realise that for every mile you drive, a baby dies?

I would recommend changing the brakes as the cars stopping distances are a bit long when we tested, don't worry about the bumper as that can be replaced but we will have to bill you for the damage to our wall.