Season 3, Episode 22 Fidelity, Security, Delivery

First Aired: May 5, 2006

Delinda answers Dr. Derek's marriage proposal. Meanwhile, a couple of high rollers suspect their spouses are cheating, so Danny and Mike investigate; and Sam and Woody (Jerry O'Connell) depart for a romantic getaway. Olympic figure skater Sasha Cohen makes a guest appearance. Dr. Derek: Shawn Christian.