Millie Bobby Brown and Jacob Sartorius Are THE CUTEST This Valentine's Day!

O-M-G!

Millie Bobby Brown and her BF Jacob Sartorius are super adorable! The young couple took to social media to declare their young love on the loveiest day of the year.

Mille, 13, posted this photo wishing her 15-year-old singer boyfriend a Happy Valentine's Day.

!instagram-embed(https://www.instagram.com/p/BfMCSBnAmAM/)

J did one better and posted the cutest photo ever showing Mille on his lap, writing, "happy valentine's day to this beautiful girl.. i miss eating chick fil a with you every day."

Instagram: @jacobsartorius

? Swoon?