If you mean this ad: http://www.YouTube.com/watch?v=wFwTPMyaLbU It's a cover of "Burnin' For You" by Blue Oyster Cult. This version is by Shiny Toy Guns.
Diana Salvatore
The title is "Driver's Seat". It was originally released in 1978 by Sniff 'n' the Tears. I am still trying to figure out who did the cover version used in the commercial.
Noodle sings in it, but the two guests are Roots Manuva and Matrina Topley-Bird
Barton Hollow
You mean the song for the Honda Accord Crossover commercial? That's Miriam Makeba's "Pata Pata."
Kira Willey
WHO SINGS FOR THE TARGET COMMERCIAL IT IS A WOMAN AND THE LYRICS ARE LAST THING ON MY MIND? WHO SINGS FOR THE TARGET COMMERCIAL IT IS A WOMAN AND THE LYRICS ARE LAST THING ON MY MIND?
The brunette singing in the 2012 Heineken commercial is a woman.
It is performed by the PIxies, but I am not sure who the woman in the commercial is.
The woman singing is Josh's sister, Elissa.
Megan Mulraney
Alicia Keys
Her name is Brittini Black
Rachael Yamagata-Be Be Your Love
"The 2013 Toyota Prius: "Those Who Get It, Get It" with Raphael Saadiq" This commercial features a man with glasses (artist, Raphael Saadiq) singing a song with a guitar. He starts out singing from the open hatch of the car. He then gets up and starts singing to three woman who are in the back seat." http://www.popisms.com/TelevisionCommercial/67180/Toyota-Commercial-for-Toyota-Prius-2012-pr.aspx
a woman called santogold (shes actually the woman in the advert but she sings the song as well)
Yael Naim - New Soul