a full-on monet
A full-on monet is when someone looks decent from a ways off but turns into a total mess when you get up close. It’s like being fooled by a low-res photo.
That guy looked like a rockstar from the stage, but up close, he had a face full of acne and a shirt that looked like it had been worn for a month.
She was the belle of the ball from the dance floor, but when I got close, I saw her wearing socks with sandals and eating a cheeseburger.
My teacher looked like a movie star from the hallway, but up close, she had a head full of hair clips and a mouth full of coffee.