The One with Monica's Boots

Plot:

Monica buys really expensive but fabulous boots. Chandler wants to return them but Monica promises to wear them all the time and they'll be worth the money. Monica really does wear them all the time now but they hurt like hell. Joey's youngest sister Dina is pregnant and comes to Rachel for advice and they go tell Joey who gets really upset about it. Phoebe finds out that Sting's son is in Ben's class so she goes to see Sting's wife pretending to want to talk about Ben and Jack in order to get tickets to Sting's concert. It all ends in a restraining order for Phoebe.