It's the only way they can get a string of dates.
Cuz aparently he likes "snow".
The slippery slope fallacy
Because 31OCT == 25DEC (thank you very much)
The Foo Bar.
Somewhere over the rainbow weigh a pie. (sounds like way up high)
Did you ever notice he seems to start off all of his jokes in one of two ways
Because he couldn't find a date!
A calendar has dates.
Elephants never forget.
Because he "pulled a few strings"!