When Sandra and Jerry are walking down the aisle, the song playing is either the Hamster Dance song or "Whistle Stop" from Disney's Robin Hood (1973).
Amy is not seen inside the Cloud 9 store at all, making this one of the few episodes in which she does not wear a name tag with a fake name on it.
When Garrett is looking for Dina for the maid of honor speech, he describes her as 5'9. Lauren Ash, who plays Dina, is 5'7.
Justine is first seen freaking out that the shrimp has not yet been put out. She has been seen to hog shrimp at both Cheyenne's wedding and Emma's quinceañera. Her first thought when hearing that Sandra was getting married was to make sure there was plenty of shrimp.
Jerry and Sandra perform a take on Radiohead's "Creep" at their wedding, with Sandra accompanying on ukulele. Sandra performed the original song solo at Brett's memorial service in Brett Is Dead (2017), where it was explained that it was the only song she knew how to play.