Q: What’s yellow and can’t swim?
A: A bus full of children.
Q: What’s yellow and can’t swim?
A: A bus full of children.
Listen up, buttercup. So, the joke is that buses are yellow, and if it's full of kids and can't swim, it's gonna be at the bottom of the lake with all the children inside. See, if you'd gone to school instead of huffin' paint, you'd know.