Well, I guess I asked for it posting that, since explaining a joke usually ruins it, but to answer the questions;
Soldering bulbs. A surreal thought, but the French use identical bulbs to the US/UK, screw in or bayonnette & I only 'soldered the wires to the bulb' as lead-in for the 'ambulance' punch line.
Oh dear!, (Oops-a-daisy!), 'Beavis + Butthead t*ts' means exactly the same in the UK, but also means a mechanical projection too, as well as a group of small garden birds. What was I thinking!
Waiting for the allies?, Yearning more like, but they whiled away the time fruitfully with the resistance movement. If your house is ablaze- wait for the Fire Department. Good joke though! [Linked Image]
Alan

Wood work but can't!