Rachel (Jennifer Aniston), reluctantly takes advantage of being naked while having the apartment to herself. Jennifer Aniston did the whole sequence herself. The scene was written because Aniston was dating Brad Pitt at the time and Pitt was known for walking around his home in the buff.
Joey's PIN 5639 spells "Joey" on a telephone keypad.
Following Matthew Perry's sudden death in 2023, Lisa Cash (The Flight Attendant) revealed that she was originally hired to portray a hotel worker who Chandler cheats on Monica with after their fight. They even rehearsed the scene. Matthew Perry eventually went to the writers and convinced them to scrap the story line as he knew the fans would never forgive Chandler for cheating on Monica.
On the plane, Ross asks another passenger if he knows the teacher who had her student's baby. The teacher he's referring to is Mary Kay Letourneau.
Thomas Lennon appears in this episode as a blackjack dealer that Joey believes is his hand twin. Lennon and Matthew Perry would later star in the movie 17 Again (2009) and the television reboot of The Odd Couple (2015).