You know everything about your fave celebs: their favorite color, who they're dating, and what their favorite meal is. But can you recognize them just by staring at a picture of their smile? Let's put your star knowledge to the test, M Girls!
In M's newest pop quiz, we put together pics of stars like Harry Styles and Selena Gomez and cropped the photos so you can only see their smiles. Think you have what it takes to identify each one by their lips and teeth? Bring it on and click through the gallery below!
Click through the gallery to play the guessing game! To reveal the answer, just keep clicking the arrow. Then tell us in the comments: What score did you get?