But your workshop doesn't have enslaved Elves working away day and night. Santa doesn't need the creative juices flowing, all he has to do is drive the sleigh, drop a few toys off down chimneys and scoff mince pies and port. It's the slave Elves that do all the creative work.
Scratchit: But he's a cripple!
Blackadder: He's not a cripple, Mrs Scratchit. Occasionally saying "Phew! My leg hurts!" when he remembers to wouldn't fool Baldrick!