The Keeping Up with the Kardashians star, 38, poked fun at her short-lived union by sharing the story of her grandmother Mary Jo “MJ” Campbell’s brief marriage on Instagram Thursday.

"No one cuter than my grandma MJ," Kardashian, 44, boasted on Instagram of her 90-year-old grandmother, Mary Jo Campbell. Kardashian has always had a soft spot for her grandma, who is Kris Jenner ...

Kris Jenner is worried about her 90-year-old mom, Mary Jo Campbell, better known as MJ. On Season 6, Episode 6 of "The Kardashians," the matriarch of the Kardashian clan said she fears for MJ's ...