Jennie Garth Celebrates Halloween With New Husband Dave Abrams at Ex-Husband Peter Facinelli's House

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Jennie Garth and Peter Facinelli are making it work.

The friendly exes proved just how friendly they could be while celebrating Halloween with each other -- and their respective significant others -- at Facinelli's house.

WATCH: EXCLUSIVE: Jennie Garth Looks Stunning at Her Rustic Ranch Wedding

Garth took to Instagram on Monday to share a cute snap of herself and her new husband, actor-producer Dave Abrams, all dressed up for the holiday at Facinelli's Halloween party.

"I'm not sure what we are... maybe a construction site?! fun halloween with my gorgeous husband at my ex-husband's house. #blendedfamily #ilovemyhusband #halloween @deabramsla," she captioned the pic.

RELATED: Peter Facinelli Dating Actress Lily Anne Harrison: 'They're Having Fun'

Facinelli -- who split with Blindspot star Jaimie Alexander in February -- has moved on with actress Lily Anne Harrison; the two also showed off their couples costumes on Instagram.

"It's Time... #TrickorTreat ☠??," he wrote alongside a snap of himself and Harrison in their creepy attire.

RELATED: Jessica Alba, Nicole Richie and More Attend Kate Hudson's A-List Halloween Party -- Including Her Ex Matt Bellamy!

Garth and Facinelli weren't the only exes who played nice for Halloween.

Half of Hollywood turned up for Kate Hudson's annual Halloween bash -- including her ex, Matt Bellamy, and his girlfriend, Elle Evans.

See more of how stars celebrated the spooky holiday in the video below.

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