Here's the link to the whole Austin City Limits show.Winner for mentioning him by name, other than Jerry Jeff Walker in the opening of one of his classic songs.
Which reminds me of this.
The Swiss police dancing
When I first heard of Jethro Tull, I thought, "wait a minute , a guy playing a flute and it's supposed to be rock and roll"? Yep, he pulled that one off, didn't he Maybe somewhat progressive or whatever you would call it, but he did put out some nice work.