This character is never on screen in the archive. The name is known because other players had them on their VIP list: evidence that Shop Keeper of Burt existed, and roughly when, but there is no footage of them to watch in these recordings.
Named, never on screen 7
Shop Keeper of Burt is not visible in these recordings. Each one lists the name on a VIP list or in chat, which shows the character was around at the time.