Fans often cite this as a top-tier episode because it rewards long-term viewers with "Aha!" moments that explain the characters' quirks and deep-seated bonds. It successfully balances the comedy of their younger selves (Ross's hair, Rachel's old nose) with the genuine emotional stakes of their early struggles.
The episode is famous for showing how close the group came to different romantic configurations: [S3E6] Flashback
: The episode explains why Phoebe moved out of Monica's apartment, citing Monica’s obsessive cleanliness (like her "rules" for the guest towels) as the breaking point. Fans often cite this as a top-tier episode