i believe it is "happy go lucky me", by george formby, 1960. got it on 45rpm vinyl
men of harlech
Train
I think Charlotte Church sings the Whiskers Christmas advert song, Let It Snow.
its barbra streisand
The song is called "What I Want For Xmas" by Orba Squara. You can get it at iTunes
Dave Brubeck sings the song in the McDonalds advert 2013. The name of the song is "Unsquare Dance" and it was released in 1962.
gary barlow
Fred
Aldi is a German supermarket with shops in lots of European countries, USA and Australia. The 2013 Christmas advert about Aldi champagne had the song La Norma, Act I: Casta Diva sung by Jana Jonasova in the background.
The artist is known as oh land and the song is called white nights
Hi the singer is Camilla Kerslake do not know song as yet, she is on Gary Barlow's record lable.
snoopy dog
cheryl cole