[Warning: Potentially Triggering Content] Hallie Todd is saying goodbye to her TV husband. The Lizzie McGuire star, who played Hilary Duff's mom Jo McGuire on the popular show, took to Instagram to pay tribute to her on-screen hubby Robert Carradine on Tuesday following the news that he died by suicide. Alongside a picture of them together, Hallie expressed that she will miss her "sweet buddy so much" now: "My heart is broken. I'm going to miss my sweet buddy so much. He was a generous and loyal friend. He was brave, strong, kind and had a wicked sense of humor.