Took a stroll down memory lane, she wrote onInstagramnext to a collage of photos from her visit.
Witherspoon accepted the 2016 Harpeth Hall/Ward-Belmont Distinguished Alumna Award, but her presence was a surprise to the kids.
According tothe schools website, she took the stage to give some inspirational words to the students in attendance.

Credit: Gilbert Carrasquillo/FilmMagic
The best advice I can give to anyone about the future is be curious, Witherspoon said.
If youre curious, youll never be bored.
The world will open up to you over and over.
We are so proud of our newest Distinguished Alumna, read a statement onthe schools Facebook page.
She is a tremendous role model to Harpeth Hall girls and young women!