Wait, what?!

Hallie Biden is dating her late husband Beau Biden's younger brother, Hunter Biden, nearly two years after Beau's tragic death.

Former Vice President Joe Biden's eldest son sadly succumbed to brain cancer at age 46 in May 2015. Beau left behind his wife, Hallie, 43, and two children, Natalie Biden, 12, and Hunter Biden, 10.

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Hallie then began a relationship with her deceased spouse's brother, Hunter, 47, after the lawyer split from his wife, Katheleen Biden, in October 2015, just five months after his brother Beau's death. The former couple are parents to three daughters — Finnegan Biden, Maisy Biden, and Naomi Biden — together. According to TMZ, Kathleen recently filed for divorce from Hunter.

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Hallie with her father-in-law Joe and kids Natalie and Hunter.

"Hallie and I are incredibly lucky to have found the love and support we have for each other in such a difficult time, and that’s been obvious to the people who love us most," Hunter said in a statement to Page Six on Wednesday, March. 1.

"We’ve been so lucky to have family and friends who have supported us every step of the way," he added.

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Hunter and Beau's father, Joe, and his wife, Dr. Jill Biden, 65, also opened up about their son's new relationship with their daughter-in-law and showed their support for the couple.

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Joe (center) with sons Beau (left) and Hunter (right).

"We are all lucky that Hunter and Hallie found each other as they were putting their lives together again after such sadness," the 74-year-old former VP said. "They have mine and Jill’s full and complete support and we are happy for them."

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Joe had his two sons and late daughter Naomi Biden with his late first wife, Neilla Hunter. The former couple previously married in 1966. Naomi and Neilla were tragically both killed in a car accident on their way to buy a Christmas tree in December 1972 when Naomi was just 13-months-old.

Five years after his first wife's unfortunate passing, the politician married Jill in June 1977. The couple welcomed their only child together, daughter Ashley Biden, 35, in June 1981.