In 1947 Los Angeles, "Animated cartoon" act in theatrical cartoon shorts as with live-action films; they regularly interact with real people and animals and reside in Toontown. Private detective Eddie Valiant and his brother, Teddy, once worked closely with the toons on several famous cases, but after Teddy was killed by a toon, Eddie lapsed into alcoholism and vowed never to work for toons again.
Baby Herman swallows his rattle, and Roger has to take him to the hospital to get it out.