The friends argue over the party style, with Monica wanting a fancy affair and the others preferring a casual bash.

Monica shares the invite list, excluding Shannon Cooper because Joey slept with her. Rachel arrives and describes her parents' terrible fight at her sister's graduation. Monica reveals she already invited Rachel's mother, deciding not to invite her father.

Dr. Green arrives at Monica's apartment for the party. Monica tries to send him away, but he notices the party setup. The guys hide him in Rachel's bedroom when Mrs. Greene knocks on the door.

Mrs. Greene arrives, and Phoebe distracts her while the guys move Dr. Green.

The guys take Dr. Green to their apartment, setting up two separate parties.

Rachel is surprised by two parties, one for each parent, and is overwhelmed.

Rachel learns there is only one birthday flan, disappointing her, but she tries to stay positive about having two parties.

Joey's party is lively and fun, with a woman kissing Chandler.

Monica forces guests to play embarrassing games and enforces strict rules.

Ross tries to bond with Dr. Green but makes a fool of himself.

Mrs. Greene notices Ross's similarities to her husband and suggests therapy for Rachel.

Ross tries to get Dr. Green's cigarettes and glasses, but struggles.

Mrs. Greene confronts Ross about his glasses and cigarettes, linking him to her husband.

Dr. Green catches Ross wearing his glasses and smoking his cigarette.

Ross helps Dr. Green and a friend escape to Joey's more fun party.

Monica confronts guests who left her party for Joey's, but they defend their choice.

Rachel's parents complain about each other, driving Rachel crazy.

Rachel shares a fond memory of her family on the Fourth of July, feeling sad about the present.

The friends successfully get both parents out of the parties without them meeting.

Rachel makes a wish on the flan, and a ball destroys it, making her wish come true.