Is Sterling Cooper Draper Pryce the setting of Ken Cosgrove's book? Is Barney's half-sister the mother of Ted's kids?
In the year ahead we're expecting to get answers from some of television's most mystery-ridden shows, from How I Met Your Mother and Homeland to The Office, and even, one day, Breaking Bad (it's hard to believe now, but that day will come). And so, while we still sit in the space between questions and answers, we decided to round up the most popular and/or bizarre fan theories we've seen (some spoilers ahead).
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