When Ross is talking about how he "really found his sound" when he played the keyboard during college, Monica laughs and spills her drink. She then puts her drink on the coffee table and wipes her mouth and says some dialogue, the shot then cuts to Phoebe, but Monica is seen in the foreground putting down her drink a second time.
When Chandler tells Joey that they need to talk, Joey turns off the TV. But when they're arguing, the TV is on. Then it turns off and on between scenes.
In Joey and Chandler's apartment, on top of the refrigerator is a box of CAP'N CRUNCH with part of the word CAP'N visible. But, in The One with the Cat (1997), the same cereal was named LOVE THAT CRUNCH.