This Little Girl Completely Loses It When She Finds Out Her Baby Brother Can't Stay Tiny Forever
Sadie is a 5-year-old girl who just got hit with a reality check.
When she found out that her baby brother was going to eventually grow up, she clearly wasn't thrilled.
Maybe it's because she's going to miss his adorable smiles...
Or maybe she just enjoys appearing bigger than him.
Growing up isn't so bad, right?