Bre Tiesi and Nicole Young are joining the show for its upcoming sixth and seventh seasons.Tiesi, who recently gave birth to Nick Cannon's eighth child, has been a key player in the entertainment industry, as her sharp understanding of business, branding, Hollywood and homes has allowed her to soar to stardom.After modeling and acting, she became a highly sought-after consultant for those in the luxury market, where she has worked with celebrities and business moguls alike on multimillion-dollar deals. As a result of her work, Tiesi's developed a steady and devoted stream of clients who exclusively work with her.When ET spoke with Tiesi in June, she confirmed that she was interested in doing reality TV."[I'd want to do] something probably a little bit more business structure not too left on the reality side," she said.