Will Tarek and Christina El Moussa's custody fight get nasty? Tarek officially filed for divorce from his wife of seven years on Monday.

The divorce news comes a month after Tarek and Christina announced their separation. They actually split up back in May following a nasty fight at their home.

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"Like many couples, we have had challenges in our marriage," the couple said in December. "We had an unfortunate misunderstanding about six months ago and the police were called to our house in an abundance of caution. There was no violence and no charges were filed."

Police indeed came to the couple's home after being told about "a possibly suicidal male with a gun." Tarek has since said that he was just going for a walk in the woods to calm down and took a gun to protect himself from wildlife.

Christina El Moussa Kids Both Tarek and Christina got to spend time with their kids for Christmas.

Despite the fight, Tarek and Christina have tried to remain as amicable as possible. After all, the exes still hope to continue their Flip Or Flop brand. Their HGTV series will continue this year until their contract runs out. They also own their own real estate agency and have a book coming out in March.

"It's civilized, or as best it can be under the circumstances," a source told TMZ. "They have to make it work if they want to continue monetizing what they do."

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Tarek and Christina also hope to get along for the sake of their kids. TMZ reports that Tarek is asking for joint custody. But he is asking for spousal support and wants a judge to stop him from paying support to Christina.

And as of now, Tarek and Christina are both getting to spend time with the kids. They each posted photos with 6-year-old daughter Taylor and 1-year-old son Brayden over the Christmas holidays.

Tarek And Kids Tarek is reportedly asking for joint custody of Brayden and Taylor.

Tarek also published a video last week of him dancing with Taylor and Brayden. He even tagged his ex in the caption. He later posted another adorable video of him tickling his son. And over the weekend, Christina posted a video of the kids driving a toy car.

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Still, fans are wondering if the custody and money battle will eventually get nasty. There were unconfirmed rumors that Christina cheated on Tarek with her current boyfriend, Gary Anderson. There are also unconfirmed reports that Tarek and Christina didn't disclose their split because they wanted to keep the show going.

Do you think Tarek and Christina's custody battle will turn ugly? Let us know your take in the comments section below!