What is the song on the PBS 'Be more' commercial?

"The song used in the interstitial is called 'Only You', performed by the 'New Rythm and Blues Quartet' (NRBQ). It was first released on their 1972 album 'Scraps', and again later on their 1986 compilation 'Uncommon Denominators'".

http://muppet.wikia.com/wiki/PBS_Interstitials