This is a video of Baa Baa Black Sheep as performed by Dave Wirth with just a guitar and voice. You can learn Baa Baa Black Sheep as well as many common nursery rhymes and lullabies on the guitar with The Lullaby Guitar Course:
Photo Cred:
Black Sheep surrounded by Leon Riskin, Attribution 2.0 Generic
https://flic.kr/p/aE6nbG
https://www.flickr.com/photos/ionics/
https://creativecommons.org/licenses/by/2.0/