Two-lips!
or
Big holes all over Australia!
or
One. But for the message of light to continue, send in your donation today.
or
What's the use, they'd still have bear feet
or
Billllyuns and billllyuns. Light bulbs are part of the interstellar "goo" that pervades our universe; they are star stuff.
or
I said, "I've been on telly but I'm no Dean Martin".
or