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December 9, 2025 20 mins

On Christmas Day, 2011, terror struck a town in Texas. A whispered 911 call, a family gathering turned deadly, and a killer dressed as Santa Claus. Join John Conner as he dives deep into the dark to discuss the Grapevine Christmas Murders. Will this case be enough to make you check the locks?

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This episode of Check the Locks is dedicated, with love, to the memory of our friend Mathew Scott Halliday. 

Sources:

Estranged Husband Dressed As Santa Blamed For Christmas Day Massacre - ABC News

He turned up to his ex’s home dressed as Santa to surprise his kids. Then he killed them all | The Independent

Grapevine, TX | Data USA

Wife's good fortunes spurred Texas killings

Authorities identify victims in Christmas shootings

Christmas Capital of Texas® | Christmas Getaway in Grapevine




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