Article continues below advertisementHilary Duff wasn't happy Ashely Tisdale called out their friend group for being "toxic."The Lizzie McGuire alum, 38, revealed she "felt used" by the fellow actress after she released an essay about their inner circle last month titled, "Breaking Up With My Toxic Mom Group."Article continues below advertisementSource: @MrPopOfficial/XHilary Duff spoke out in a new interview. Duff admitted people didn't have to "connect very many dots" to discover who Tisdale's essay for The Cut was about even though no names were mentioned."I felt really sad.