The rule is 1 episode per series.
Breaking Bad - Dead Freight
Friends - TOW the football
Lost - Exodus
Seinfeld - The Soup Nazi
Sliders - Luck of the draw
The Simpsons - Bart´s Comet
The X-files - Ice
Sanford and Son:
https://m.youtube.com/watch?v=5qzRSU2NWmE
Six Feet Under - Everyone's Waiting.
shareSupernatural - Mystery Spot
The Simpsons - Lisa's Substitute
Criminal Minds - LDSK
House - House's Head
Seinfeld - The Merv Griffin Show
Scrubs - My Fallen Idol
Psych - American Duos
X -Files -Clyde Bruckman's Final Repose