Mha April fools

Soooooo..... Its April fools day and you decided to prank your teacher Aizawa, I'll let you choose how You: You pick, but you were an saved expirement with Eri, so you're younger then class 1A, and you'ree really close to Aizawa like Eri And give me ideas for talkies lol, I can brakwy think of any