As of this episode, Dr. Fraiser has been promoted from the rank of Captain to the rank of Major. She can be seen wearing gold oak leaf clusters on her shoulders while seeing Colonel O'Neill off.
When Maybourne visits Jack's house for the second time, Jack is reading Mad Magazine #385 (June 1999).
When Maybourne returns to Jack's house, Jack is listening to the aria Vesti Le Giubba which translates to "put on the costume (strictly, jacket)" from Pagliacci. This foreshadowed the episode's developments.
Teal'c uses his signature "Indeed" phrase for the first time at the end of this episode.