Season 8, Episode 4 of Friends, titled 'The One With The Videotape,' begins with Ross and Rachel once again disagreeing about their past relationship. This time around, it's not just a minor disagreement but an all-out argument that escalates into full-blown shouting match.

Meanwhile, across town at Monica and Chandler's apartment, they're trying to celebrate Thanksgiving together as a family. However, things quickly take a turn for the worse when Ross walks in unannounced with his new girlfriend, Whitney (played by Christina Pickles), much to everyone's surprise.

As it turns out, Ross has discovered an old videotape that features him and Rachel from their college days - specifically on New Year's Eve 1996. On this tape is proof of one night stand between the two exes which could potentially ruin both their lives forever if anyone else were ever to see it.

With so much tension building up throughout episode four, 'The One With The Videotape' keeps viewers guessing until very end - will Ross decide keep his secret buried under wraps? Or should he finally face reality head-on and risk everything including friendships along the way?.

Friends season 8 episode 24