Who sings the new Toyota Prius commercial song?

"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