Jaggle Bells

"Jaggle Bells" is the first Christmas episode of the CBS series JAG, aired in the show's fourth season.

Synopsis
Mac's "little sister" unexpectedly shows up at JAG headquarters, declaring that she's run away from her abusive stepfather. While she investigates whether Chloe has been abused, Mac has her heads full keeping her from turning the office upside down. Then she learns that her real father is still alive and serving on a ship in the Navy. Despite the cost, Mac convinces the Admiral to allow them to talk to each other via satellite video conferencing.

Meanwhile, Harm spends the evening interrogating a beautiful Navy doctor arrested for DWI after she lost control of her vehicle on icy roads and ran over a Nativity scene. Harm agrees to defend her when he learns that just before the accident and before she took the breathalyzer test, she drank some liquid cold medicine (which contains 25% alcohol).

Adm. Chegwidden attempts to fly to Italy to spend Christmas with his daughter, however, with the Washington DC area mired in snow, most of the flights out have been cancelled. True to form, Bud comes through by finding him a seat on a military transport plane which is bound for Italy at the last minute.