When Monica finally arrives, she insults the guests—thinking they have already left—only for them to jump out for a surprise reveal, creating a highly uncomfortable moment.
imdb.com/name/nm0000579/">Matthew Perry's brief appearance in this episode or other Season 7 highlights? The One with Ross and Monica's Cousin - IMDb [S7E19] The One With Ross And Monica's Cousin
Rachel and Phoebe realise they have completely forgotten to plan Monica’s bridal shower. When Monica finally arrives