 The episode originally aired on USA Network in the United States on July 21, 2006.The installment features guest appearances by Kirsten Nelson, Sage Brocklebank, Tom Butler, and Gina Holden among others.In the episode, a multimillion-dollar engagement ring is stolen from a hotel vault, and Shawn Spencer (James Roday) and Burton "Gus" Guster (Dulé Hill) investigate, without the permission of the police department.