This would be the last regular appearance of Yvonne Wilder and John Aprea as Irene and Nick. The characters had been recurring during season 2 but would ultimately be dropped the next season. The two would go on to make only one more guest spot during the season 4 two parter involving Jesse and Rebecca's wedding and then be written off the series all together.
The song DJ and Stephanie used to sing with their mom, Pam, is "On Top of Spaghetti."
The music box that Michelle is singing along with in the opening scene, is playing "Music Box Dancer" by Frank Mills.