A kid comes home from school and tells his dad he learned a new joke at school.
Dad: Oh, really? Let's hear it.
Kid: What goes in hard but comes out soft?
Dad: I don't know, what?
Kid: Bubblegum!
Dad: Haha, good one!
Dad: Is it a pretzel?
The wife, who overheard from the other room, comes running in yelling, "SPAGHETTI IT'S SPAGHETTI!