The singer for the Barclays Premier League TV ad is typically different depending on the specific campaign. However, one of the more notable ads featured the song "I'm Still Standing" by Elton John. For the latest ads, it's best to check the current campaign details, as they may feature various artists or songs.
the who - who are you
Angus and julia stone
It's a library track. Singer is anonymous.
Lovesick: Christabelle & Lindstrom
Wynn Stewart
Matt Monro
Gin Wigmore
It is called 'All I heard' by Mitzi, I hope that is the ad you are referring to
willy nelson
My bet is Trevor Hall
i think its the frog from the muppets
'Rise' by Eddie Vedder