This episode obviously was a mix-up. It was aired 5 weeks after the episode where Roseanne gives birth to her 4th and final child.
Michael O'Keefe's last appearance on the show.
Although her voice can be heard off camera twice, this is the first and only episode where Roseanne does not physically interact or appear on-screen with the other actors except for DJ (Michael Fisher).
Jackie has a baby son named Andy. In the Toy Story movies, Laurie Metcalf plays Mrs. Davis, who has a son named Andy (voiced by John Morris).