1.Sneak up behind him and scream in his ear.

2.When he asks what you're doing say certainly not you(think about it first)

3.Dress up in a Sasuke costume and lock him in a closet then run around the leaf village saying "AHHHHHHH!!!! SNAKES!!! AHHHHHHH!!!!"

4.Let him out and tell him Itachi is waiting for him at the cliff

5.Take him to a cliff and push him off the edge.

6.Lock him in a cage with Sakura,Ino,and fangirls

7.When he begs you to help him dress up as a fangirl and jump in the cage yelling "ohhhh Sasuke"(i wouldn't do this one personally)

8.Throw him in a different Anime and don't explain it.

9.Take him outta the anime when he realizes he has no fangirls there

10.Tell Sakura where he is hiding when he hides from her

11.Have Itachi train you and tell don't tell Sasuke

12.Randomly punch him in the face and yell"Gay pervert!!!!!"

13.Tie him to a chair with chains and if he tries to get out kick him in the face

14.Poke him contsantly and when he asks you what poke his eyes

15.Put him in a genjutsu where unlimitly loses to Itachi

16.Snap him out of it when he is about to win

17.Send him on a date with Sakura and force him to go on it

18.Tell him he isn't actually real.