Plot hole: Nate has his pager with him when sitting his exam paper. The pager goes off and he takes it from his pocket and reads a message without any comment from the exam invigilator.
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In the promos for season 4 you see the characters shopping in a small grocery store to the song "Feeling Good" by Nina Simone. This is a tribute to a scene in the movie "Point of No Return" where Bridgette Fonda's character does the same thing. See more...
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Series 3
Knock, Knock (season 1, episode 13)
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