In August 2013, Isabella Guzman brutally murdered her mother Yun Mi Hoy — then became famous online while being held in the Colorado Mental Health Institute after she was found not guilty by reason of insanity.

On May 31, 2014, sixth graders Morgan Geyser and Anissa Weier tried to murder their friend Payton Leutner in the woods of Wisconsin — to please Slender Man.

When the Five Families refused to allow him into the drug trade, Frank Matthews became a kingpin in his own right — until he mysteriously vanished in 1973 with $20 million.

Brittany Norwood crushed her co-worker Jayna Murray's skull and severed her spinal cord in a brutal 2011 attack now known as the "Lululemon murder."

Lauren Giddings' neighbor and classmate, Stephen McDaniel, strangled and dismembered her before scattering her body parts in trash cans across Macon, Georgia.

Carlina White was taken from a Harlem hospital as an infant in 1987 and raised as “Nejdra Nance” by Annugetta Pettway, who claimed to be her mother.

During the Civil War, Rachel Knight joined forces with a white Southern Unionist named Newton Knight — and helped him wage a guerrilla campaign against Confederates in Mississippi.

Travis was a beloved animal actor and a local fixture in his Connecticut town — until he viciously attacked his owner’s friend Charla Nash in 2009 and nearly ripped her face off.

Yetunde Price was the loving half-sister of tennis champs Venus and Serena Williams — but then she was suddenly killed in a drive-by shooting in 2003.

Ever since a man in a rabbit suit threatened two people in Fairfax County, Virginia with an axe in 1970, the area has lived in fear of the Bunny Man and the bridge he stalks.