Hear all the biggest hits of this year mashed into one huge song

Every year DJ Earworm releases a huge mashup featuring the biggest musical hits from the year gone.
This year his mashup features songs by Justin Timberlake, Bruno Mars, Twenty One Pilots, Rihanna and a huge amount of other A-Listers.
Have a listen to a years worth of music mashed into one huge tune in the video above.