The one with the Bullis (Episode 21) : Chandler, Joey are scared when two bullies barge in to the Central Perk and take over the friend's sofa - - The one with two parties (Episode 22) : Rachel gets a real surprise when her parents show up at her birthday party - - The one with the chicken fox (Episode 23) : Phoebe catches chicken fox, her chances for romance with a former lover (special guest star Charlie Sheen) are almost ruined - - The one with Barry & Mindy's wedding (Episode 24) : Rachel is bridesmaid at her ex-fiance's wedding