Friends Halloween Costumes
You're Bound to Win Halloween This Year With One of These Friends Costume Ideas
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In "The One Where Everybody Finds Out," most of the gang finds out that Monica and Chandler are seeing each other, so they hatch a plot to get them to confess, which involves Phoebe trying to seduce Chandler until he breaks down.
What to wear: A royal blue dress with a matching lacy bra on display, along with one of Phoebe's signature updos.