Since I didn't do this, I decided to rank the final 37.
Note that this was significantly difficult. Don't judge too hard.
im ready for your stones
37. [Any 30STM song here]
36. [Any 30STM song here]
35. Can't Fight Against the Youth
34. Miss Missing You
33. Hate to See Your Heart Break
32. The End of All Things
31. Just One Yesterday (feat. Foxes)
30. Be Alone
29. Native Tongue
28. Death Valley
27. Miss Jackson (feat. Lolo)
26. (One of Those) Crazy Girls
25. Where Did the Party Go
24. Far Too Young to Die
23. Escape Route
22. Nicotine
21. The Mighty Fall (feat. Big Sean)
20. Grow Up
19. Daydreaming
18. This Is Gospel
17. Future
16. Proof
15. Girls/Girls/Boys
14. Fast in My Car
13. Ain't It Fun
12. The Phoenix
11. Last Hope
(with a massive upset from fans )
10. Vegas Lights
09. My Songs Know What You Did in the Dark (Light Em Up)
08. Anklebiters
07. Young Volcanoes
06. Now
05. Collar Full
04. Alone Together
03. Still Into You
02. Casual Affair
01. Part II