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Smiley Face Killers: Brian Welzien's Friend Speaks About the Last Night He Saw Welzien Alive (Season 1, Episode 4)

Smiley Face Killers: Brian Welzien's Friend Speaks About the Last Night He Saw Welzien Alive (Season 1, Episode 4)

Brian Welzien's friend talks to retired NYPD detectives investigating the Smiley Face murder theory about the night Welzien disappeared in 1999.