We've made some very subtle changes to some of your favourite characters in this tricky quiz. You've got 30 seconds for each round... can you find the odd one out in all eight sets of pictures?

You'll need to know your Christmas classics really well to pick the odd one out! Can you guess which song doesn't feature a Christmas reference?

Personality Test: Your Forehead Reveals Your Hidden Personality Traits In this challenge, you’ll have just 5 seconds to spot the odd one out, pushing your cognitive speed and accuracy to the limit.