Trista Delamere

Addison takes temporary leave from Seattle Grace and makes a road trip to Los Angeles in order to visit some old friends from medical school; as Meredith continues to bond with her stepmother, Susan, Cristina reluctantly plans her wedding with the assistance of her mother, Helen, and Burke’s mother, Mama Jane; Derek must perform emergency surgery on Ava/Jane Doe, as Alex continues his unfailing bedside manner with her.

It's career day and the gang must spend the day working with their parents. Eric goes to the hospital with Kitty and is amazed at all she has to deal with every day. Fez accompanies Hyde and interviews cafeteria lady "Gross Edna" while mother and son feud. Poor Michael spends the entire day trying to figure out what his dad does, while Donna is mortified by Bob's crazy promotional antics. And Red finally finds one of Eric's friends he likes: Jackie.

Paul's birthday party turns into a hunt for thief who stole a neighbor's valuable artwork.