Stargate Atlantis/Recap/S05 E19 Vegas

Tropes:

 * Alternate Reality Episode
 * Big Damn Heroes: Sheppard going up against the SMG-wielding Wraith
 * Bittersweet Ending
 * Diabolus Ex Machina
 * Go-Karting with Bowser: Sheppard playing poker with the Wraith
 * Quip to Black
 * Parody Episode: This starts out as a parody of (or Homage to) CSI, but rapidly gets serious
 * Product Placement: The gum scene
 * Professional Gambler: The stranded Wraith
 * Sorry I Left the BGM On: Used constantly throughout