Episode 68 of "Las Vegas"
s03e21 Chaos Theory
Title: Chaos Theory
Original Air Date: 04/28/2006 on NBC
Plot Outline:
Ed and Jillian set off on a retreat that proves to be anything but peaceful. Meanwhile, Danny and Mike contend with a suspicious heavy hitter who wants to bet a million dollars a hand. Elsewhere, love is in the air and things are turning very serious for Delinda and Dr. Derek.