Officer Drew says that his favorite show is This Is Us (2016). Jack McGee, who plays Officer Murphy on this episode, played George on that show.
This is the second time Will and Grace have attended the wedding of one of their exes.
Grace says Will looks like an extra from Orange Is the New Black (2013). Co-creator of Will & Grace David Kohan is the brother of Jenji Kohan, creator of Orange Is the New Black.
Karen refers to her monkey as being part of a scavenger hunt worth 100 points. A scavenger hunt (played by the wealthy), played for points, has been referred to as early as 1936 in the opening scene of "My Man Godfrey".