Alright, so we expected some popular Warner Bros movies to pop up throughout Space Jam: A New Legacy, but Rick Morty? Now that was a shocker. The animated series is an Adult Swim show, but that network is owned by Warner Media, making it an off color cameo, but very much another WB reference. The adventurers were seen dropping off Tazmanian Devil to Bugs Bunny as the Tune Squad forms.
Article source: https://www.cinemablend.com/news/2570707/space-jam-a-new-legacy-the-wildest-warner-bros-references-in-the-movie