TEACHER: What is the chemical formula for water?

SARAH: "HIJKLMNO"!

TEACHER: What are you talking about?

SARAH: Yesterday you said its H to O!

One night a husband and wife were sleeping and suddenly the wife woke up.

"Honey, wake up! I think there’s a burglar downstairs, and it sounds like they're eating the cake I made!” said the wife.

Half asleep, the husband answers, "So should I call the police or the ambulance?”