Check out Glen's official channel GlenCampbellVEVO:
http://www.youtube.com/channel/UCkd7Gq3rcvV9L7fDthLHabA" onclick="window.open(this.href);return false;
I think these are clips from Glen's "Back to Basic" special, but I am not sure.
Welcome to Glen Campbell Forums
REMEMBERING GLEN CAMPBELL - GLEN CAMPBELL WITH CARS - GLEN CAMPBELL MUSEUM