Jason Kravits

Ross and Phoebe chase Rachel to the airport, but end up at the wrong one. They narrowly make it to the right airport, where Ross declares his love for Rachel, but she gets on the plane anyway. A rejected Ross returns home, where he finds a message on his answering machine, revealing that Rachel got off the plane, just as the real thing shows up behind him. They decide to be together. Meanwhile, Chandler and Monica finish packing for their move to the suburbs, and Joey loses Chick Jr. and Duck Jr. in the foosball table.

When Penny and Bernadette got to San Diego for a pharmaceutical sales convention, Howard is left in charge of the kids. But when Sheldon finds a book on experimenting with children, the guys and Amy make a day of it.

When a NASA representative visits Sheldon’s school and dismisses his science Sheldon is set on a mission to prove him wrong.

Derek's mother makes a surprise visit and meets Meredith for the first time; Mark tries to hide his relationship with Lexie; Cristina and Owen try to go on their first date.

Larry plays social assassin at a dinner party, on the golf course and at a restaurant.