The pair already share two children together- a boy born in 2017 and a daughter born in 2020.
Sharon was only 18 years old when she first met the aspiring musician whose band, Black Sabbath, was managed by her dad.
The former couple started dating in the fall of 2020 and by January 2021, they were Instagram-official.
The news of their romance first made news in July 2021 after Haack was spotted with Hall while on the way to their romantic vacation in Mexico.
He explained why he and Scott did not put their son through chemotherapy
Cowell was also one of the show’s hosts alongside Sharon Osbourne, Louis Walsh, and Nicole Scherzinger.