January 27 - Michael Jackson's hair catches fire during the filming of a Pepsi commercial.
December 31 - Def Leppard's drummer Rick Allen lost his left arm in a car wreck. He was in the hospital until the next year
Ricky Martin replaces Ricky Melendez in the group Menudo.
Mandy Moore and Ashlee Simpson were both born in 1984.

Interesting Facts:
-1984 is the year Hulk Hogan defeats The Iron Sheik for the World Wrestling Federation Championship at Madison Square Garden. The cultural movement known as Hulkamania is born.
- The film Ghostbusters is released into theaters, becoming a summer blockbuster hit, with the song "Ghostbusters" by Ray Parker Jr. becoming a Top 40 hit.

1. Thriller - Michael Jackson
2. Girls Just Wanna Have Fun - Cyndi Lauper
3. Footloose - Kenny Loggins
4. Like A Virgin - Madonna
5. Holiday - Madonna 
6. Pride (In The Name Of Love) - U2
7. Wake Me Up Before You Go Go - Wham!
8. Dancing In The Dark - Bruce Springsteen
9. Jam On It - Newcleus
10. Legs - ZZ Top
11. I Can't Drive 55 - Sammy Hagar
12. Time After Time - Cyndi Lauper
13. Lucky Star - Madonna
14. What's Love Got To Do With It - Tina Turner
15. Karma Chameleon - Culture Club
16. She Bop - Cyndi Lauper
17. Let's Hear It For The Boy - Denise Williams
18. Against All Odds - Phil Collins
19. Stay With Me Tonight - Jeffrey Osborne
20. Purple Rain - Prince
21. I Will Follow - U2
22. Miss Me Blind - Culture Club 
23. I Feel For You - Chaka Kahn
24. Heart Of Rock and Roll - Huey Lewis and the News
25. Let's Stay Together - Tina Turner
26. I Just Called To Say I Love You - Stevie Wonder
27. Borderline - Madonna
28. We're Not Gonna Take It - Twisted Sister
29. Let's Go Crazy - Prince
30. Let The Music Play - Shannon
31. Cover Me - Bruce Springsteen
32. Holding Out For A Hero - Bonnie Tyler
33. Runaway - Bon Jovi
34. Rock You Like A Hurricane - Scorpions
35. Jump - Van Halen
36. 99 Luftballons - Nena
37. Eat It - Wierd Al Yankovic
38. Teacher Teacher - 38 Special
39. Cruel Summer - Bananarama
40. Somebody's Watching Me - Rockwell
41. I Want A New Drug - Huey Lewis and the News
42. Bang Your Head (Mental Health) - Quiet Riot
43. White Horse - Laid Back
44. Mama We're All Crazee Now - Quiet Riot
45. Remember The Nights - The Motels
46. Caribbean Queen - Billy Ocean
47. I Wanna Rock - Twisted Sister
48. Jump (For My Love) - Pointer Sisters
49. Ya Mo Be There - James Ingram
50. Rebel Yell - Billy Idol
51. Better Be Good To Me - Tina Turner
52. Sister Christian - Night Ranger
53. Illegal Alien - Genesis
54. It's My Life - Talk Talk
55. Look At That Cadillac - Stray Cats
56. Hard Habit To Break - Chicago
57. When Doves Cry - Prince
58. High Energy - Evelyn Thomas
59. On The Dark Side - John Cafferty and the Beaver Brown Band
60 Missing You - John Waite
61. Taking It All Too Hard - Genesis
62. No Parking (On The Dance Floor) - Midnight Star
63. Hot For Teacher - Van Halen
64. Superstar/Until You Come Back To Me - Luthor Vandross
65. The Longest Time - Billy Joel
66. Midnight Maniac - Krokus
67. A Girl In Trouble (Is A Temporary Thing) - Romeo Void
68. You're The Best Thing - The Style Council
69. 10-9-8 - Face to Face
70. To All The Girls I've Loved Before - Julio Iglesias and Willie Nelson
71. State of Shock - Jacksons and Mick Jagger
72. Blue Light - David Gilmour
73. Freakshow On The Dancefloor - Bar-Kays
74. Love Kills - Freddie Mercury
75. Sex Shooter - Apollonia 6

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December 10, 1983 - January 20, 1984: Say Say Say - Paul McCartney featuring Michael Jackson
January 21 - February 3: Owner of a Lonely Heart - Yes
February 4 - February 24: Karma Chameleon - Culture Club
February 25 - March 20: Jump - Van Halen
March 31 - April 20: Footloose - Kenny Loggins
April 21 - May 11: Against All Odds (Take A Look At Me Now) - Phil Collins
May 12 - May 25: Hello - Lionel Richie
May 26 - June 8: Let's Hear It For the Boy - Deniece Williams
June 9 - June 22: Time After Time - Cyndi Lauper
June 23 - July 6: The Reflex - Duran Duran
July 7 - August 10: When Doves Cry - Prince
August 11 - August 31: Ghostbusters - Ray Parker, Jr.
September 1 - September 21: What's Love Got to Do With It - Tina Turner
September 22 - September 28: Missing You - John Waite
September 29 - October 12: Let's Go Crazy - Prince & The Revolution
October 13 - November 2: I Just Called To Say I Love You - Stevie Wonder
November 3 - November 16: Caribbean Queen (No More Love On the Run) - Billy Ocean
November 17 - December 7: Wake Me Up Before You Go-Go - Wham!
December 8 - December 21: Out of Touch - Hall & Oates
December 22, 1984 - February 1, 1985: Like a Virgin – Madonna