The man quipped: "Well, literally not you. This event."
"Five minute walk, and here we are," he added, before speaking about the diversity at the Palace, which he called "good and interesting and beautiful."
Viewers were left in a state of confusion, with one saying: "He's being interviewed and still don’t know what’s happening."
Another added: "Does he know why he’s there?"
A third person commented: "9am meeting with HR".
Prime minister Liz Truss, who was appointed on Tuesday, said Elizabeth II "was the rock on which modern Britain was built," before adding: "She was the very spirit of Great Britain – and that spirit will endure."
Meanwhile, former PM Boris Johnson revealed he was "moved to tears" during an interview with the BBC a few months back.
"We sat down and the cameras started rolling. And they requested that I should talk about her in the past tense," he said.
"And I'm afraid I simply choked up and I couldn't go on. I'm really not easily moved to tears, but I was so overcome with sadness, that I had to ask them to go away."