This is part 2 of our coverage of The Zodiac Killer! If you're looking for part 1, go here!

FAM! It's Gillian's favorite case, this time through the lens of... New Kids on the Block star Donnie Wahlburg?!?!? You know Gillian has THOUGHTS on this case - meanwhile, Patrick is obsessed with yet another boyband dreamboat.

The Zodiac Killer: He terrorized Northern California in the late 1960s. He also taunted the public with cryptic clues, threats of violence and most famously, ciphers that were supposed to lead police to his identity, but mostly went nowhere.

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Headliner USA E162: Chiz | Better Dayz