1. Folk-pop singer Birdy goes pop on the grand, glittery "Keeping Your Head Up."
2. Dreezy's syrupy self-esteem boost, "Serena (ft. DeJ Loaf)"
3. The New Year's resolution-ready optimism of Ra Ra Riot's "Absolutely."
4. Panic! At The Disco's "Rock Lobster"-sampling party anthem, "Don't Threaten Me With A Good Time."
5. Kanye West's "Jumpman" remix/Nike diss track, "Facts"
6. Cam's warm hug of a country song, "Village."
7. Harlem-based rapper Skizzy Mars' shoe-gazing not-quite-love song, "Crash (ft. Pell)."
8. Japanese pop duo FEMM's super-saturated "PoW!."
9. Coldplay's wispy "Birds."
10. Travi$ Scott goes full T-Pain on the pitch-shifted "Wonderful (ft. The Weeknd)."
11. Electro duo GRRL PAL's sugary "Submarine."
12. U.K.-based pop singer Foxes' synth-pop celebration, "Amazing."
13. Sia's party-ready Rihanna reject, "Cheap Thrills."
14. R&B starlet Kenzie May's gorgeous, gooey "Honey."
15. Radiohead's moody, rejected Bond theme, "Spectre."
17. Comeback kid JoJo's soaring, house-inflected "Right On Time."
18. Kehlani's murky kiss-off, "Did I."
19. Kid Ink and Fetty Wap get romantic on the bouncy "Promise."
20. Toronto-based rapper Ramriddlz's woozy "Bodmon."
21. jj's calm, cool, collected "Paranoid."
22. Monica and Timbaland's brassy, he said-she said breakup song, "All Men Lie."
23. Passenger's delicate, folksy "Everything"
24. The lo-fi cheerleader appeal of Hinds' "San Diego."
25. 5 Seconds Of Summer's punchy "Jet Black Heart."
26. Plane Jaymes' swampy "Water Wet."
27. D.R.A.M.'s triumphant, reflective "1 Year."
28. "Sit Still, Look Pretty," Daya's sass-filled follow-up to her viral hit "Hide Away."
29. Hudson Mohawke's electric reimagining of John Carpenter's Escape From New York theme, "Escape."
30. Mabel's velvety "My Boy My Town."
31. The no-frills appeal of Rachel Platten's piano ballad "Better Place."
32. Drake protégé Majid Jordan's silky, synth-heavy "Something About You."
33. Jack and Jack's chill AF "How We Livin."
34. Martin Garrix's tense, satisfying "Bouncybob (ft. Justin Mylo & Mesto)."
35. Country newcomer Maren Morris' husky, over-it anthem "Drunk Girls Don't Cry."
36. Elliphant's reggae-inspired "Step Down."
37. Brooke Eden's ode to working class living, "Daddy's Money."
38. Cole Swindle's sad country song, "You Should Be Here."
39. Producer swell. repurposes a Vine sample on the hypnotizing "I'm sorry (ft. shiloh)."