Let It All Hang Out. who sings the Fosters ad tune

NOTE: Please keep this thread from Peado Outrage of all the 'they should be locked up' kind of rage. Thank You :angry:

Does anyone know who sings the song 'Let It All Hang Out'. the one from the new Fosters Twist ad

its the same song that Jonathan King had a hit with, that seems to be the only one listed in the book