Instagram/Mia Thornton Celebrity Former RHOP star Mia Thornton faces new lawsuit for unpaid rent & fees, adding to her recent felony theft arrest and mounting legal troubles. March 26, 2026 AceShowbiz - Mia Thornton is currently embroiled in a new legal matter involving unpaid rent at a luxury apartment. Court documents filed on March 18 reveal that the former Real Housewives of Potomac star allegedly owes $2,859 for rent in March, along with additional fees that bring the total amount due to nearly $3,500.