Stand-Alones (Episodes you can watch by themselves)

Season 1, Episode 7: "Blood Drops"
Season 1, Episode 23: "The Strip Strangler"
Season 2, Episode 3: "Overload"
Season 2, Episode 11: "Organ Grinder"
Season 2, Episode 19: "Stalker"
Season 3, Episode 22: "Play With Fire"
Season 4, Episode 6: "Jackpot"
Season 4, Episode 12: "Butterflied"
Season 4, Episode 23: "Bloodlines"
Season 5, Episode 1: "Viva Las Vegas"
Season 5, Episode 11: "Who Shot Sherlock?"
Season 5, Episode 13: "Nesting Dolls"
Season 5, Episode 19: "4x4"
Season 5, Episode 21: "Committed"
Season 5, Episode 24: "Grave Danger"
Season 6, Episode 5: "Gum Drops"
Season 6, Episode 11: "Werewolves"
Season 6, Episode 20: "Rashomama"
Season 7, Episode 6: "Burn Out"
Season 7, Episode 17: "Fallen Idols"
Season 7, Episode 18: "Empty Eyes"
Season 8, Episode 5: "The Chick-Chop Flick Shop"
Season 8, Episode 12: "Grissom's Divine Comedy"
Season 8, Episode 13: "A Thousand Days On Earth"
Season 8, Episode 16: "Two and a Half Deaths"
Season 9, Episode 3: "Art Imitates Life"

What are yours?