whopper

Here's another one with the same situation: The most likely scenario being one bulb burnt out, and wasn't noticed - then the other bulb burnt out - and was noticed.

You weren't the first, and you won't be the last, but glad you got it figured out.

aradmahogany

As punishment you must send me those Cobalt SC Wheels.

At any rate, we all make mistakes. No worries!