New Year's Eve was set down for a double celebration.

There is a double celebration this year, of course, as London looks forward to the next millennium.

"I wanted this to be a double celebration," she said.

That night, the Dance of the Moon is held as a double celebration.

Then a party may be held on a different day, so there is a double celebration.

"If you gave me my answer now, we could have a double celebration this Christmas Eve."

Find yourself a man and we'll make it a double celebration.

He went inside to find that there was a double celebration in progress.

Hoho, we certainly made a double celebration of it 373 that summer.

It called for a celebration - a double celebration, really, she decided.