First Look: 'Dallas' Star Patrick Duffy Rocks a Ponytail on 'American Housewife' (PHOTOS)

Meaghan Darwish

The Ottos are in for a special holiday treat as Dallas alum and former Step by Step actor Patrick Duffy swings by as Katie's (Katy Mixon) dad, Marty.

In the December 12 episode, "Saving Christmas," Katie does her best to keep her estranged parents apart when Marty decides to make a surprise Christmas visit.

Gregory Harrison Talks Reuniting With Wendie Malick on 'American Housewife,' 'Falcon Crest' Memories & More

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Plus, he gives an update on his Hallmark series and whether he'll return to 'American Housewife' in the future.

TV Insider has your exclusive first look at Duffy's appearance, which has his Marty coming face-to-face with ex Kathryn (Wendie Malick). This is sure to be good! Click through the images above for Bobby Ewing like you've never seen him.

Also in the seasonal episode, get ready for some relationship meddling by Anna-Kat (Julia Butters) who tries to help Trip (Peyton Meyer) win Taylor (Meg Donnelly) back. Meanwhile, Oliver's (Daniel DiMaggio) production of "The Nutcracker" will face some challenges.

American Housewife, "Saving Christmas," Wednesday, December 12, 8:30/7:30c, ABC