Model Emily Ratajkowski has authoritatively petitioned for legal separation from her better half of four years

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 Sebastian Bear-McClard, following news that he took part in an extramarital entanglement.

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Ratajkowski and McClard's relationship has been supposed to have been on the rocks since July

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 when pictures taken by the paparazzi caught Ratajkowski without her wedding band on, as indicated by Page Six.

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 McClard was associated with undermining Ratajkowski, and sources near the model approached to affirm McClard's betrayal. "No doubt, he cheated,

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  the source said to Page Six. "He's a chronic miscreant. It's gross. He's a canine," they proceeded.

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 Movers were spotted at Ratajkowski's home in August,

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 and it was affirmed that she had totally moved out of the New York City condo she imparted to McClard, as per TMZ.

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 The model sought legal separation Thursday, as per authoritative records that were posted on the web. 

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 The enormous legitimate move was made soon after Ratajkowski took to web-based entertainment to uncover her new single status