Article continues below advertisementFrankie Muniz has finally revealed the strange reason behind the end of his friendship with Hilary Duff following their work on the 2003 film Agent Cody Banks. The former child stars, who first bonded in Hollywood, drifted apart due to Muniz's complicated feelings about Duff's mother.Article continues below advertisementSource: MEGAFrankie Muniz, a former child star, once shared a close friendship with Hilary Duff.Article continues below advertisement"Hilary Duff was probably one of my first friends when I moved to L.A.