1. Put a spider on his head

2. Put a spider in his Hogwarts trunk

3. Lock him in a room with Draco Malfoy

4. Tell him to dye his hair brow

5. Call him Harry's side kick

6. Tell him Hermonie got a boyfriend

7. When he asks who says 'Krum'

8. Run up to Harry, ask for an autograph, then turn to Ron and say 'Oh, you must be Harry's ER... Associate?'

9. Put a miniature Whomping Willow in his bookbag

10. Get everyone to wear Hermonie's knitted elf clothing

11. Associate everything he says to something his friends did

12. Send him a Valenine's Day card from Neville Longbottom

13. Pretend to wake up in the middle of the night clutching your forehead and screaming 'Ron, Ron! Your whole family has been eaten by a snake'!!

14. When he looks horrified smile and cheerfully say: 'oops, my mistake, never mind. Good night!'

15. Present him with a book: "Personal Hygiene: Back To The Basics"

16. Tell him Hardy has a tattoo of a Hungarian Horntail on his chest and you know because Ginny told you she's seen it

17. Send him a Howler that screams the Slytherin version of 'Weasley is Our King'

18. Ask him why he isn't wearing the necklace Lav-Lav gave him

19. Tell him he won a 'Service to the school' award as well as a Order of Merlin 1st class for almost getting strangled by brains in his 5th year.

20. Tell him that for that reason he also one Witches Weekly's 472 Most Handsome Scar award.

21. Then mention that the other 471 went to Harry