Zuko when he was a baby VS...

This video likely worked because it taps into relatable parenting experiences and uses a common meme format ('X vs Y') to create humor and engagement. The contrast between the two babies' reactions, despite the same situation, is inherently funny and shareable.

The video contrasts two babies' reactions to cold water. The first baby, Zuko, is shown crying and distressed when his feet touch the water. The second baby, his sister Zion, is then introduced, also crying and seemingly unhappy about the cold water.