There's really no sure way to know.
You can't! You don't know which witch is which!
How did I wind up here I don't know man just go with the flow.
Third as many as for a regular bulb.
That's not funny...
Nobody knows. Russian leaders don't last as long as light bulbs. A: None the old bulb is just suffering from a cold.
It takes two. One to change the bulb and the other to kick the switch.
You stay up all night wondering if there is a dog.
Someone who lays awake at night wondering if there is a dog.