Impossible.
4 seconds sound clip from the Santa Claus Conquers the Martians (1964) movie soundboard.
You can hear this line at 01:02:08 in the Blu-ray version of the movie.
Quote context
[...]
- Oh, we feel fine, sir. Goodnight.
- Has someone been mistreating you?
- Oh, no sir. You and Lady Momar have just been swell to us. Goodnight.
- What could it be? They're behaving the way our children used to behave.
- Santa says I gotta fatten up.
- Banana split... with whipped cream.
- Oh, now I'm Santa Claus. Ho, ho, ho. Ho, ho, ho. Merry Christmas everyone! Ho, ho, ho.
[...]