 As he waits for the results, Holly speculates that this might be the answer to how he saw a "future echo" of himself with twin boys, to which Rimmer delights in how he recalled Lister's response to finding it out and the results eventually coming back positive, much to Lister's dismay.For time reasons, "Parallel Universe" was shown without its opening credit sequence, and was originally shown with no episode titles at all, although the introduction sequence would later be added in the remastered version.Instead the viewer was led straight into the Cat's song dream scene, where the Cat performs the "Tongue Tied" song, with Rimmer and Lister in backing vocals.