Friends: Season 3, Episode 11

3 - 11: The One Where Chandler Can't Remember Which Sister

At Joey's birthday party, a drunk Chandler fools around with one of Joey's sisters. But after drinking far too much, he cannot remember which one and accidentally tells Joey he wants to pursue a relationship with his sister. Things get out of hand when he pays a visit to Joey's family home, hoping to find the right sister and fix his mess. Meanwhile, Rachel hates her new job at Fortunata Fashion. Her mood soon changes when she meets a handsome stranger called Mark Robinson who offers her a job at Bloomingdale's. Rachel is delighted. But Ross is furious and is convinced Mark is trying to seduce his girlfriend, whilst Phoebe is seduced by Monica and Rachel's noisy upstairs neigbour.