[6] While teaching English at Washington High School for two years,[5] she also produced and anchored her own talk show on then-NBC affiliate KSFY-TV in Sioux Falls.

[3] Hart began her full-time television career in 1975 at WMT-TV (currently KGAN) in Cedar Rapids, Iowa, then moving to KMTV in Omaha, Nebraska.

On March 29, 1987 she participated in the World Wrestling Federation's WrestleMania III, serving as the guest timekeeper in the main event between Hulk Hogan and André the Giant.

[12] During the summer of 1988, Hart appeared in Las Vegas with comedian David Brenner at the Golden Nugget Hotel and Casino, which realized another of her childhood dreams, singing and dancing on stage.

[13] In 1991, the New England Journal of Medicine reported that Hart's voice had triggered seizures in an epileptic woman.

[14] This was later referenced in an episode of Tiny Toon Adventures[15] and the NBC sitcom Seinfeld, where Kramer (Michael Richards) suffers from convulsions whenever he hears Hart's voice.

[16] While her wrist was healing, she wore various brightly colored slings designed to match or complement her wardrobe for each show.

On August 5, 2010, Hart announced that she was leaving the show at the end of the upcoming 30th season, citing that she was ready for a change.

[21] A decade later, she married for the second time and resided in the Trousdale Estates neighborhood of Beverly Hills, California, with her film producer husband, Burt Sugarman.

They married in a private ceremony aboard a yacht in 1989[25] and have one son, Alec "AJ" Sugarman (born 1991), who was a special assistant to President Donald Trump for legislative affairs.

[27] She hosted the Mount Rushmore Fireworks Celebration in 2020 where Trump and South Dakota governor Kristi Noem appeared, at which she was accused of making a white power sign.