1. Burn all her books

2. Kill Ronald Weasley

3. Won-Won and Lavender kissing in front of her

4. Throw all her books in the Black Lake

5. Invite Cormac MacLaggen for her party

6. Make a better potion than hers at Potions

7. Give her more than one E on her OWL's

8. Slip Ron a very powerful love potion from Romilda Vane

9. Tell her she missed a class

10. Talk about Quidditch for a whole day or week

11. Say she is a know-it-all in front of Snape

12. Speak about 'Vicky'

13. Make all her books go blank

14. Don't tell her about a test coming up

15. Accidentally drop her cauldron at Potions

16. Enlighten her about the Half-Blood Prince

17. Regrettably note that Draco Malfoy has died

18. Make loud noises in the library

19. Give her a biting book

20. For her birthday give her no books at all

21. Fill the whole school with Weasley's Wildfire Wiz-bangs

22. Shut her up in a room with a boggart

23. Imitate her when she knows an answer by jumping up and down

24. Let her sail along the lake with the Giant Squad

25. Cancel all the exams

26. Tell stories about how evil Snape is

27. Throw all her notes around the Common Room

28. Say she has to take care of Grawp for the following month

29. Hang up a note reading: 'By Order of High Inquisitor of Hogwarts'

30. Hide her books in the Vanishing Cabinet

31. Shut her up with Fleur Delacour

32. Fleur giving Ron a kiss

33. Doing anything at all out of bounds

34. Blame her cat for eating your pet

35. Quit with the Sorting

36. Go to school other then the Hogwarts Express (like a flying car)

37. Speak of Umbridge going back to Hogwarts

38. Talk with your mouth full

39. Show the sensitivity of a teaspoon

40. Give her a free holiday to go skiing

41. Book her a long ride on the Knight Bus

42. Murder Harry Potter

43. For all her subjects give thin books

44. Close the library for the next following year

45. Make her ride Buckbeak (aka Witherwings)

46. Let Ron play a game of wizard chess from McGonagall

47. Enter Harry for the Triwizard Tournament

48. Sent her a singing valentine

49. Hit Ron with a spell so he will cough up slugs again

50. Do everything said above