Punky Brewster (1984)

Season 4: Episode 5

Brandon gets a shot at stardom when Churchill,the famous dog hired for a dog food commercial to be filmed at the restaurant, gets camera shy -- and so does Brandon, blowing a chance for $1000 and also messing up Punky's dream of Brandon becoming a star, and for this, Punky calls Brandon a bad dog. After Henry helps Punky realize that she was the one who wanted to be a star, Punky apologizes to Brandon.