The video is from the VHS-DVD "Slipstream"
Slipstream was full length video released in 1981 by Jethro Tull, recorded during the album's promotional activities A in the previous year.
Alternate Recording a live performance of the album at the Royal Albert Hall, London, with videos of songs from the past.
Originally released on VHS and laser disc and again reissued on DVD in 2003. It was included as a bonus DVD in the digital reissue of A in 2004.
Line-up:
Ian Anderson: flute and vocals
Martin Barre: electric guitar.
Mark Craney: Drums
Dave Pegg: bass.
Eddie Jobson: keyboards and violin
http://www.tullianos.com/