Ashley Tisdale has called out her "toxic" mom group, but even Hollywood insiders aren't on her side! If you missed it, the High School Musical alum opened up about why she left her mom group in an essay for The Cut last week, claiming she was sick of being left out. Removing herself from the mean girl energy, she fired off a text to the group, writing: "This is too high school for me and I don't want to take part in it anymore.