name of these remixes/songs

http://youtu.be/_jNRrSTavN0

http://youtu.be/YBbWqlNlpXk

In the 1st theres
Empire of the sun - We are the people
Example - Stay awake

In the 2nd video Its
Mike Posner - Cheated on You *Dj Kue rmx*
Kid Cudi - Dat New New (It's played @ the beginning and end)

Thats all I've figured out so far, hope it helps