Nick Cannon has been flirting with his baby mother, Bre Tiesi, ahead of the Selling Sunset reunion. She has previously claimed they’re in an “open relationship” on the Netflix show’s past season. Bre Tiesi was introduced as a Selling Sunset newbie in season 6. She’s all set to return to the real estate world on Netflix – and it’s clear she and Nick Cannon are pretty loved-up, as per her social media. Nick Cannon flirts with Bre TiesiNick Cannon, a father-of-12 whose eighth baby was brought into the world by Bre Tiesi, has been spotted leaving heart emojis on her recent Instagram post. He wrote…