This is in no way meant to criticize or insult the numerous people who worked on the show, but lets face it, we all make mistakes.
Trouble is, that's the base station they're wheeling away.
When Roy and Johnny first respond to the call, the store is silent, but when the policeman and animal control guy go in, they have to turn down the music. The victim appears to be unconscious when they arrive, but after Johnny comes out and tells Roy about the tiger, he's alert enough to walk out with minimal help. Watch the officer respond. He swings it to his right instead. A All Night Long - Roy responds with the station to a call concerning a jazz singer with chest pains.