Season 2: Episode 34: The One With Russ
Rachel convinces the gang she's over Ross, that is, until they meet the new guy she's dating, who is practically a Ross clone. Ross, who doesn't notice the similarities, is really bummed out. Joey gets an audition for "Days of Our Lives" and is torn when it becomes clear that, in order to get the part, he must sleep with the casting director. And Monica is dating Fun Bobby again and realizes he has a drinking problem. He successfully quits drinking, but becomes "'Boring Bobby" in the process.