Two. The light bulb you remove and the light bulb you replace it with.
Well my dad says the world is changing every day. So I decided to wait until it settles down!
Because they were cutting corners.
You can unscrew the light bulb. - Steve Martin, "My Blue Heaven"
It's not >9000) FIND OUT NEXT TIME ON DRAGGGGON BAAAAL ZEEEEEEEEE
Because you remove them.
None. TSA agents only know how to remove clothes putting them on is different matter completely.
None. Once the bulb goes out, they replace the house.
Replace the laces with earphones.