Why did the gingerbread man go to the doctor?

He was feeling crumby

Why are modern Christmas carolers always a little confused when singing 'We Wish You a Merry Christmas'?

They're not sure if they should actually expect figgy pudding anymore.

What did the grape say when it got stepped on at the Christmas party?

Nothing, it just let out a little wine

Why did Santa's elves go on a strike at the North Pole?

Because they wanted to Claus for better working conditions!