In the Commerical 2 where the guy is running off of buildings, the song is "How Fast" by Rocco de Lucca and the Burdens. Awesome group.
if you mean the one that has all the kids singing about California then the song is California sun, nut I'm not sure who it is as there is a lot of covers.
Dave Brubeck sings the song in the McDonalds advert 2013. The name of the song is "Unsquare Dance" and it was released in 1962.
Bad Influence
warm this winter
Group m83
the song is called - that's not my name by the ting tings
the song is Do De Move by Reggae Vision
Gabriella Cilmi - Warm This Winter
You are a nerd
homebird by Foy Vance
The song used in the Lynx Caveman advert is called "Cold Little Heart" by Michael Kiwanuka.
This song is called She´s a lady by Tom Jones
'How it ends' by Devotchka (fab song)