ONLY ON #CBSMornings: @brandy and @monicadenise will embark on their first-ever co-headlining tour, “The Boy Is Mine Tour,” this fall. The 24-city arena tour, which marks a historic moment more than 25 years in the making, features a powerhouse lineup of special guests, including @kellyrowland, Muni Long and “American Idol” winner @officialjamalroberts. Video directed by @ethantobman.