Reese Witherspoon's Daughter Ava Phillippe Calls Reese 'One of My Best Friends' on Her Birthday

Reese Witherspoon just got the sweetest birthday message ever from her daughter Ava Phillipe!

The 17-year-old daughter of Reese and ex husband Ryan Phillippe took to Instagram today (March 22) to wish her mom a happy birthday, where she called Reese “one of her best friends.” How sweet is that?!

PHOTOS: Check out the latest pics of Ava Phillippe

As Ava has gotten older and become more independent, she is starting to look more and more just like Reese!

Check out Ava‘s sweet post to her mom below!

Check out the gallery to see Reese Witherspoon and Ava Philippe totally twinning!