Melissa recounted her unsettling breakfast with father Keith Jesperson, where he nearly confessed his serial killings.

“Happy Face,” which airs on Thursdays, is inspired by the true story of Melissa Moore, whose father was a prolific serial killer infamous for drawing smiley faces on letters to the media and ...

Jesperson earned the nickname “Happy Face Killer” for sending confession letters to journalists and police departments across the country, each signed with a smiley face. According to The New ...