The 16 Most Memorable Big Brother Moments

12/17

11. Twin fake-out

Remember when twin sisters Adria and Natalie Montgomery played the game as the same person for several weeks in Season 5?

After a month of swapping spots unnoticed, the twins were allowed to play the game as individuals. They paved the way for the Liz and Julia Nolan "twin twist" in Season 17.

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