Yes, a performance tour de force. TYA was quite unknown at the time.
Here's another good one: https://www.youtube.com/watch?v=q6NskLyMpRc&fbclid=IwAR23LdMCT1A4BYVhrmxAbab66M6lAfOB-QbUZggmVX4z-diFyO6C-aDZQdM
Here's another good one: https://www.youtube.com/watch?v=q6NskLyMpRc&fbclid=IwAR23LdMCT1A4BYVhrmxAbab66M6lAfOB-QbUZggmVX4z-diFyO6C-aDZQdM