Alvin?!
Okay!

Christmas, Christmas time is near
Time for toys and time for cheer
We've been good, but we can't last
Hurry Christmas, hurry fast
Want a plane that loops the loop
Me, I want a hula-hoop
We can hardly stand the wait
Please, Christmas, don't be late

You start...
OK...

On the first day of Christmas, my true love gave to me
A beer