NewzChristy Knowings, best known for starring on the Nickelodeon sketch comedy series “All That,” has died. Christy Knowings, who appeared on the '90s Nickelodeon variety show "All That," has passed away. Family members told TMZ that Knowings passed away on Aug.
11 after being taken off life support after she suffered an asthma attack that left her with brain damage on Aug. Christy Knowings, an actress who starred on the '90s comedy sketch show "All That," has died.
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