Ain't It Fun is a fantastic song! Not my favorite one from Paramore, but I love it Dark Horse isn't bad... but the music video ruined the song for me and nice song from JT!
The search for the 2015 #1 is now on. Who will be next in line
Pumped Up Kicks by Foster the People
Some Nights by fun.
Radioactive by Imagine Dragons
Ain't It Fun by Paramore
2015 ???