Cry heard on April Fool’s Day

1. Sound made by someone who has been tricked
2. Response to a prank
3. Expression of disappointment upon realizing the trick
4. Sorrowful utterance made on April Fool’s Day
5. Phrase often heard on this day, followed by laughter
6. Reaction to a practical joke
7. Exclamation upon falling victim to a prank
8. What someone might say upon realizing they’ve been fooled
9. Utterance of disbelief after a prank
10. Words often heard on April Fool’s Day, followed by a groan