It was a rockin' holiday for reality star and R&B songstress Demetria McKinney, who got engaged to her longtime boyfriend Roger Bobb. Demetria announced the engagement on instagram were she showed off her huge rock noting "he put a ring on it" in the caption. The prominent film and TV producer popped the question on New Year’s Eve in Detroit, where she was opening for R. Kelly. According to her rep, a September wedding is in the works. Congrats #Divah! We Love Love!