The speaker says ChatGPT hallucinated that Harry Shearer was British and misidentified the roles Shearer played in Spinal Tap, although Shearer is American.

“well-known actor and it misnamed the roles of characters that he played in the movie Spinal Tap and said that he was British when he's American and so forth. And I think this blurring together that we see of hallucinations remains a problem. And I could go on with a list of others. I think there are several having to do with reasoning planning etc.”