With Caroline nearby, Mimi is about to tell Shawn that he’s the father of Belle’s baby. Frantic to stop the truth from coming out, Bonnie “conveniently” fakes a heart attack. Shawn and Belle take Bonnie to the hospital where she exercises frantically to fool her EKG. The ploy works and Lexie tells Mimi and Shawn that Bonnie had a minor cardiac event. Mimi tells her mother she is still determined to tell Shawn the truth and Bonnie’s EKG truly does go crazy…