Breaking Bad

Gus kills his henchman Victor with a box cutter in front of Walt and Jesse, as a message. Walt spends the season trying to outlast his boss, who works to pull Jesse away from him. Skyler buys a car wash to launder the money. Hank, in a wheelchair, gets hold of Gale's notebook and starts to suspect Gus. Gus travels to Mexico with Mike and Jesse and poisons Don Eladio and the cartel. Gus fires Walt and threatens to kill his whole family. Brock, the son of Jesse's girlfriend, is poisoned, and Jesse blames Gus. Walt teams up with Gus's old enemy Hector, who sets off a bomb that kills them both. It ends revealing that Walt poisoned Brock with lily of the valley.

1. ReferenceMajor Tom in Thai

   Gale's karaoke video plays Peter Schilling's "Major Tom (Coming Home)" with Thai subtitles. The background uses footage from Quark, a 1970s show Gilligan loved as a kid.

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2. SetupThe dedication to W.W.

   In Gale's notebook, Hank finds a poem dedicated to "W.W." Walt jokes that he's been caught, then explains it means Walt Whitman. Remember that dedication.

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3. Behind the scenesMonths to build Gus's face

   Gus's half-destroyed face in "Face Off" combined heavy makeup on Giancarlo Esposito with CGI. Greg Nicotero and The Walking Dead's effects team spent months on it, and it earned an Emmy nomination.

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