DJ Earworm’s 2014 United State of Pop Mashes Up The Best of the Year [VIDEO]

DJ Earworm is back with his yearly mashup of 25 of the biggest hits of the year.

This year's mashup is a bit down tempo compared to years past, simply because the tempo of this year's biggest songs were down. You have to hand it to him though. He puts a new energy into these hits of 2014. Here's the complete list of songs in United State of Pop 2014:

A Great Big World feat. Christina Aguilera - Say Something
Ariana Grande feat. Iggy Azalea - Problem
Bastille - Pompeii
Dj Snake & Lil Jon - Turn Down For What
Hozier - Take Me to Church
Idina Menzel - Let It Go
Iggy Azalea feat. Charli XCX - Fancy
Iggy Azalea feat. Rita Ora - Black Widow
Jason Derulo feat. 2 Chainz - Talk Dirty
Jeremih feat. YG - Don't Tell 'Em
Jessie J feat. Ariana Grande & Nicki Minaj - Bang Bang
John Legend - All Of Me
Katy Perry feat. Juicy J - Dark Horse
Lorde - Team
Magic! - Rude
Maroon 5 - Animals
Meghan Trainor - All About That Bass
Nico & Vinz - Am I Wrong
One Direction - Story of My Life
Passenger - Let Her Go
Pharrell Williams - Happy
Pitbull feat. Ke$ha - Timber
Sam Smith - stay with me
Taylor Swift - Shake It Off
Tove Lo - Habits