For your weekend viewing pleasure: 31 excellent minutes of vintage Stevie Wonder, from the German TV show Musikladen/Beat Club in 1974. See the video's YouTube page, including its comments section, for details about the Wonderlove lineup for this performance.
The set opens with slowed down & funked up version of "Signed, Sealed, Delivered", then continues as follows:
(8:20) Higher Ground
(11:22) Don't You Worry 'Bout A Thing
(14:23) I Can See The Sun In Late December
(19:40) He's Misstra Know-It-All
(23:50) Living For The City