Raising Sextuplets reality couple Bryan Masche and his wife Jennifer Masche are splitting up, RadarOnline.com can reveal.

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Jennifer filed a petition for separation from her husband at Yavapi County Superior Court on September 17, 2010. The breakdown of their marriage comes after he was arrested in Arizona on September 1 following a family bust-up during which he allegedly shouted profanities at his wife and threatened to "flatten" his father-in-law.

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Masche exclusively told RadarOnline.com that he was “not a criminal” but his wife has decided to call it quits on their relationship. He had been charged with two counts of disorderly conduct for domestic violence, one count resisting arrest and one count threatening domestic violence.

The couple were being touted as more positive reality role models than Jon and Kate Gosselin prior to his run-in with the law. Before his arrest, We TV admitted that the couple was seeing a relationship counselor. Masche allegedly refused to comply with deputies' commands and that's when he was arrested. Their children were not in the house at the time.

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He was taken to the Yavapai County Detention Center where he was booked and released on a $3,500 bond.

Jennifer is a physician's assistant at a hospital in their new hometown of Destin, Florida. Their sextuplets, three girls and three boys, were born in Phoenix, Arizona, on June 11, 2007. The couple got married in January 2, 2004, after Bryan asked Jennifer to marry him on National television at an Arizona Diamondbacks baseball game in 2003.