1. Tinashe and Schoolboy Q's murky "2 On."
2. Teen star Becky G gets a mature, mid-tempo makeover on "Can't Stop Dancing."
3. Gwen Stefani's reggae-tinged comeback single "Baby Don't Lie."
4. The rave-ready "Bad (ft. Vassy)" from EDM superstars David Guetta and Showtek.
5. Avicii's soaring, anthemic "The Nights."
6. The Chainsmokers skittering remix of Tove Lo's "Habits (Stay High)."
7. Tampa-based rapper Dominique Young Unique's clattering, claustrophobic "Throw It Down"
8. DJ Snake and Lil Jon's massive club-banger "Turn Down For What."
9. Big Sean's break-up banger "I Don't Fuck With You."
10. Atlanta-based rap group Migos' aggro "Fight Night."
11. The slinky, DJ Mustard-produced "Don't Tell 'Em" from Jeremih and YG.
12. Disclosure and Sam Smith marry icy synths and warm vocals on "Latch."
13. Robin Schulz's propulsive remix of Mr. Probz's "Waves."
14. Kiesza's staccato dance-floor anthem "Hideaway"
15. The spacey MK remix of Wankelmut and Emma Louise's "My Head Is A Jungle."
16. Duke Dumont and Jax Jones' island-inspired "I Got U."
17. British girl group JUCE's groovy, '90s throwback "Call You Out."
18. Little Nikki and DJ S.K.T's update of N 'n' G's 1999 garage hit "Right Before My Eyes."
19. PC Music goes mainstream on the SOPHIE-produced "Bitch I'm Madonna" from Madonna.
20. Icona Pop's shouty "Get Lost"
21. Coldplay experiments with EDM on the Avicii-produced "A Sky Full Of Stars."
22. Pop superstar Ariana Grande's nonsensical smash "Break Free."
23. DJ Dave Aude amps up Chris Brown and Usher's hit "New Flame."
24. Tiësto and Matthew Koma's euphoric ode to intoxication, "Wasted."
25. The folk-synth mash-up "Wild Wild Love" from Pitbull and G.R.L..
26. Girl group Fifth Harmony's icy, propulsive "Sledgehammer."
27. Iggy Azalea and Charli XCX's sparse summer hit "Fancy."
28. A sugar sweet remix of Australian-rapper Tkay Maidza's "U-Huh."
29. Tep No's spacey "It's Alright (ft. Lizz Kellermann)."
30. The Chainsmokers meta-club hit "#SELFIE."
31. The star-studded remix of Rae Sremmurd's zany "No Flex Zone."
32. Drake's hard-hitting "0 to 100 / The Catch Up."
33. Newcomer Bebe Rexha parties the pain away on "I Can't Stop Drinking About You."
34. Calvin Harris' irresistible "Summer."
35. The bubbling "Chasing Time" from rapper Azealia Banks.
36. Popcaan's relaxed dancehall anthem "Everything Nice."
37. The Drake remix of ILOVEMAKONNEN's syrupy hit "Tuesday."
38. New Orleans-based rapper Kevin Gates' energetic "I Don't Get Tired (#IDGT) [ft. August Alsina]."
39. Flo Rida's crowded, horn-tinged "GDFR (ft. Sage The Gemini and Lookas)."
40. Michael Jackson's posthumous Justin Timberlake duet "Love Never Felt So Good."
41. Usher and Nicki Minaj get down on together "She Came To Give It To You."
42. The buoyant "i" from Kendrick Lamar.
43. Mark Ronson and Bruno Mars' groovy throwback jam "Uptown Funk"
44. Pop star Meghan Trainor's cheery kiss-off "Lips Are Movin."
45. Taylor Swift's joyful IDGAF anthem "Shake It Off."
46. The island-inspired "Firestone" from Norwegian DJ Kygo.
47. Ariana Grande and Major Lazer's electronic dancehall jam "All My Love."
48. Alt-pop star Grimes' Rihanna-esque "Go."
49. CAZZETTE' '90s house throwback "Blind Heart (ft. Teri B!)."
50. The delightfully silly, stuttering "7/11" from Beyoncé.
51. Mystikal does his best James Brown on Mark Ronson's "Feel Right."
52. The twerk-pop of Wiz Khalifa's "Ass Drop."
53. Azealia Banks' dense, drum-heavy "Heavy Metal And Reflective."
54. 2 Chainz and A$AP Rocky's remix of Shy Glizzy's buzzy banger "Awwsome."
55. California rapper O.T. Genasis' ode to cocaine "CoCo."
56. Future's murky, star-studded "Move That Dope."
57. Katy Perry and Juicy J's trap-pop hit "Dark Horse."
58. British pop quartet Neon Jungle's synth-pop celebration "Braveheart."
59. Cash Cash's soaring "Surrender."
60. Indie-pop band WALK THE MOON's upbeat, '80s-esque "Shut Up And Dance"
61. Bleachers' self-help anthem "I Wanna Get Better."
62. Punk-rock prom queen Charli XCX's bratty "Break The Rules."
63. Priory's stomping "Weekend."
64. The glowy "The Night Is Still Young" from Nicki Minaj.
