Looks like dating Shawn Mendes comes with more than one perk for Camila Cabello. Sure, he can serenade her all night long, but he can also encourage her to get her first tattoo, which he apparently did in November. Yes, Cabello got inked with Mendes by her side and now is the proud owner of the quote, "It's a mystery" on the inside of her pinky finger. Apparently, the tiny tattoo was inspired by the 1998 film Shakespeare in Love