Ep 5. The One Where Rachel's Sister Babysits

In Friends season 10 episode 5, titled "The One Where Rachel's Sister Babysits," we find Rachel excitedly preparing for a weekend getaway with Joey. However, her plans go awry when she discovers that her sister, Jill, has dropped by unexpectedly and has no place to stay.

Chaos ensues as Rachel must find a way to accommodate her sister while also trying to salvage her plans with Joey. Meanwhile, Ross tries to teach Phoebe how to ride a bike, but quickly realizes that it's not as easy as it seems.

As Rachel juggles the responsibilities of hosting her sister and trying to maintain her plans with Joey, she soon learns that Jill's visit may not have been as innocent as it seemed. Jill reveals that she has come to New York in hopes of pursuing a career in the fashion industry, even if it means using Rachel's connections to get there.

As the weekend progresses, tensions rise between Rachel and Jill as the two sisters clash over their differing personalities and goals. Joey, caught in the middle, tries to help mediate their conflicts while also dealing with his own disappointments and setbacks.

Meanwhile, Ross continues to try to help Phoebe learn to ride a bike, but their attempts are constantly thwarted by natural obstacles and Phoebe's own fears and reluctance.

In the end, Rachel must come to terms with her sister's true motivations and decide whether or not to use her connections to help her. Joey and Rachel also must confront their own fears and insecurities as they navigate their budding relationship.

Overall, "The One Where Rachel's Sister Babysits" is a classic Friends episode that explores themes of family, ambition, and the complexities of relationships. With its trademark humor and heartwarming moments, this episode is sure to delight fans of the series and newcomers alike.