Ross draws a mustache on Rachel's face, which won't come off. Chandler prepares to go back to New York but Monica stops him. Joey tries to find his hand twin. Rachel refuses to leave her room and Ross desperately tries to make it up to her. Monica and Chandler are on a big roll. Chandler proposes to Monica; her response will be based on a throw of the dice. She rolls a hard eight and says yes. Rachel and Ross get drunk; he paints his face and they leave the room together. Phoebe gets kicked out of the casino but comes back in to annoy the ""hand twin."" Monica and Chandler go to the chapel to get married...only to find out that the drunk Ross and Rachel got there first...
Sue auditions for show choir; Brick asks Frankie to come to his class presentation dressed in a costume; Frankie thinks she has finally sold a car.
Sick Brick, lovesick Sue, Axl, two crazy aunts and their diaper-wearing dog thwart Frankie and Mike's romantic plans for their anniversary.
Frankie is excited about being invited to a neighborhood Halloween party; Sue finds out that the Rev. TimTom is hosting a Halloween event at church; Axl and his friends go to an exclusive haunted house party; Brick chooses a unique costume.
Frankie's holiday plans are threatened when her parents come to stay with the family.