Jess meets Sam’s female best friend, Diane. Meanwhile, Nick is worried Gavin will disappoint Schmidt again and Winston is offended by a reaction to a birthday gift.
After saying goodbye to the late Charlie Harper, Alan meets Walden Schmidt (Ashton Kutcher), a broken-hearted billionaire.
Walden's ex-business partner shows up at the beach house looking to make peace.
A girl is found dead shortly after sailors invade Boston for Fleet Week; Frost's father comes to town; Maura goes on a date with Angela's mechanic.
Audrey and Jeff panic when they find out they might be having twins; Russell tries to impress a woman by throwing a citizenship party for Timmy.