Kardashian's tweet appears to stem from an article on Cookie Diet.com, that named Kardashian as one of many celebrities who saw positive results on the diet.
Kardashian sent a cease-and-desist order to Siegal, demanding the link be removed.
Later that year, she and her family began to appear in the E!
In November, Kardashian served as producer for The Spin Crowd, a reality television show about Command PR, a New York City public relations firm, run by Jonathan Cheban and Simon Huck.
The show followed them as they settle into their new offices in Los Angeles.
She's now happily married to Kanye West, with a daughter, North, born two years ago and a baby boy, Saint, arriving last year.
But 35-year-old Kimberly Noel Kardashian's journey to marital, domestic bliss has not been without romantic bumps in the road. We all remember her 72-day marriage to the Hump and the Ray J-produced Kim Kardashian sex tape, but that's not even all.
Siegal filed a claim in a Florida state court charging that her statements were false and defamatory.