The mum of three captioned the cute family snap, "In good company at the #SingMovie premiere last night ❤️🎉 A wonderful family film for the holidays!"
Witherspoon also posted a video on her Instagram account to excitedly share herself gushing about a poster of the character she voices, named "Rosita".
Witherspoon shares Ava and Deacon with ex-husband Ryan Phillippe and Toth fathers Tennessee.
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