S6E18
3rd Rock from the Sun Season 6 Episode 18
⚠ Spoiler alert This recap gives away what happens in this episode.
Episode Summary & Review
Dr Liam Neesam returns and declares himself to be Scoochie, the author of the love letters Mary has received. He reveals nefarious plans for Earth. Meanwhile Sally, Harry and Tommy discover there is a prequel to their favorite movie.