Or, suggest a drug sniffin’ dog come on stage.
Your comment leads me to imagine Trump bringing in a smallish dog trained to bark its head off at Biden. On his first turn to speak in the fake “debate”, Trump says, “Since I’m forbidden from talking about drug testing my opponent, I’ve brought this highly-trained drug-sniffing dog — the world’s best drug-sniffing dog ever — to do the talking.” Trump releases dog, and it sprints over to Biden barking. “Gosh Joe, he seems to like you...”