What's the worst thing that could happen? [Scarlett Johansson x Fem Reader] AU

Y/N has a huge crush on one of her regular customers. She owns a coffee shop in New York City and because of it's low key vibe she sometimes get's celebrity visitors. One of those visitors includes the famous Scarlett Johansson. Y/N loves the actress and can't help but create fun doodles and notes on napkins for the blonde every time she comes in. Will Y/N be destined to be invisible? Or will Scarlett notice her? GirlxGirl Slow Burn/angst/fluff Set in Present times