Hilary Duff was deeply hurt by Ashley Tisdale's "toxic" mom group drama! The Lizzie McGuire star popped onto Wednesday's edition of Alex Cooper's Call Her Daddy podcast, and nothing was off limits. The host, of course, brought up the controversy surrounding her friend group of mothers - 'cause it's been one of the hottest topics on the internet lately! Hilary never directly named the High School Musical alum, but she recalled what it was like to read her January essay, Breaking Up With My Toxic Mom Group, for The Cut for the first time.