The 32-year-old socialite, who is almost eight months pregnant with her own first child with rapper Kanye West, reached out to her former love interest after he and his fiancee Lilit Avagyan welcomed their baby girl, Briseis, into the world earlier this month, reported Contactmusic.
"Kim sent Reggie a congratulatory message and while Reggie wasn't expecting it, he was very happy that she sent out her well wishes," a source said.
Meanwhile, Kardashian has flown to Paris with her mother kris Jenner after spending the weekend supporting Kanye, 35, in New York, where he was performing on 'Saturday Night Live (SNL)'. "I flew to NYC to watch Kanye perform on 'SNL'.
It was such a big night for him because he was performing two new songs ('Black Skinhead' and 'New Slaves') off his new album! "I really wanted to be there to support him!
My mom and I flew in and had a yummy dinner at my fav spot Cipriani with Jonathan and Rushka. Since this will be my last trip to NYC for a while, I had to hit up my fav spots! (sic)," she posted on her blog.