VIDEO : Ariana Grande Hilariously Can't Handle Millie Bobby Brown's PDA With Boyfriend

Millie Bobby Brown is living out her teenage dream romance with boyfriend Jacob Sartorius, but pal Ariana Grande is shook over their PDA! The 14-year-old "Stranger Things" star shared a sweet photo kissing Jacob, 15, on the beach to her Instagram on Saturday. While the couple proved to be major relationship goals in the snap, Ariana couldn't help but roast her friend over her very public display of affection! How times have changed for young Hollywood! This isn't the first time Millie and Ariana have shared a glimpse at their adorable friendship on social media.