‘Immature’ Mandy Moore Praises Hilary Duff Boo Amid Ashley Tisdale Feud

Fans share strong reactions after singer Mandy Moore rented Hilary DuffMatthew Koma’s husband on Instagram one day after the songwriter made waves by mocking Ashley Tisdale.

Tisdale, known for her role in Disney’s “High School Musical” and “Suite Life of Zack & Cody,” made headlines in early January 2026 after writing a personal essay for “The Cut” about leaving her “toxic” mom group.

Moore shared a nearly year-old video from Koma’s Instagram Stories of her singing at a benefit concert held in California after the tragic Pacific Palisades fires. “This seems incredibly fitting since @matthewkoma happens to be one. [of] the most talented and generous humans I’m lucky enough to know (he literally gave my family a place to live a year ago today when we evacuated),” Moore wrote. “I love you, MB!!”

Moore spoke about losing part of his Altadena home in early February 2025, according to PEOPLE. While Moore’s husband lost his music studio as well as their garage and guest house, the “This Is Us” actress revealed that most of their property is still standing.

In another post, Moore criticized Amazon for allegedly delivering a package to her in-laws’ home that was destroyed. “Do better, Amazon. Can’t we have better discretion than dropping off a package at a residence that no longer exists? It’s my mother-in-law and father-in-law’s house. Smh,” she wrote.

Moore’s post in support of Koma comes a day after the 38-year-old publicly shaded Tisdale, who days before wrote about her dramatic fallout with a group of mom friends in a personal essay.

Come common an image of himself online, mimicking Tisdale’s pose, and captioned the fictional cover: “When you’re the most self-obsessed deaf person on Earth, other moms tend to focus on their little ones.”

Social media users weren’t too happy with Koma’s decision, as one called the father-of-three a “pretentious asshole”, while another said he had “gave them a face”.

“The kind of guy who never misses an opportunity to demean a woman online,” another person shared. “First it was Amber Heard and now it’s Ashley Tisdale…weird guy trying way too hard to be funny.”

In Tisdale’s personal essay, reprinted by The explosionThe “Phineas and Ferb” actress detailed her experience with a “toxic” group of mom friends, which reportedly included Moore, Duff and Meghan Trainor.

Tisdale explained that after connecting with her new group of mothers, she noticed that her relationships with other women had changed. She hinted that her feelings were confirmed when she discovered them hanging out together on social media without her.

“At first I tried not to take things personally. It’s not like people weren’t allowed to get together without me — and maybe there were very good reasons why I wasn’t invited,” she said.

Eventually, Tisdale broke up with the group altogether via text message, writing, “This is too high school for me and I don’t want to be in it anymore.”

A source People close to the friend group shared their thoughts on the fallout in a post, saying it stemmed from a “misalignment of values ​​that Ashley decided to go public with.” They added that while relationships sometimes end, Tisdale’s departure did not “warrant a dramatic breakup text.” Another source spoke on Tisdale’s behalf, saying the “Be Good to Me” singer shared her story publicly to support other moms going through a similar situation.