Whats the song on the e4 advert?

[DaleN1878]

On one of the adverts on e4 its advertising programs such as ugly betty,desperate housewives, friends, oc i think and theres more. Theres a song playing in the background please could you tell me what it is, its the one with the guitar in it

[Alibobs]

It's a love thing - changed by e4 to it's a 9 thing???