In an Instagram post shared Tuesday, Moore's brother-in-law Griffin Goldsmith, whose home also burned down from the fires, expressed gratitude to Duff and her family for their generosity.

Moore and Duff came of age in Hollywood at the same time as iconic teen stars in the early 2000s. They both had Disney projects serve as major launching pads for their acting careers (Duff in “Lizzy Maguire” and Moore in “The Princess Diaries”) and also released several popular songs during their respective music careers.

Mandy Moore’s brother-in-law, Griffin Goldsmith, revealed the 'This Is Us' alum and her family are staying with Hilary Duff and Matthew Koma amid the L.A. fires. He added, "They’ve taken care of my entire family from the moment this began.