- The title refers to the song of the same name in the 2007 film Once. Additionally, Phil and Mike sing the song as a duet in the episode, much to the irritation of Melissa, Erica, and Gail.
- Mike's middle name is revealed to be "Shelby".
- "Looking for the Perfect Beat" by Afrika Bambaataa & The Soul Sonic Force is played at the after party and is the song that Todd dances to alone.
- Marsz Mendelssohn's "Wedding March" plays during the wedding scene. The song was also featured in "Raisin Balls and Wedding Bells".
- Carol successfully gets pregnant with Phil, as revealed at the end of the episode.
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