At least ten people were killed at Santa Fe High School on the morning of Friday, May 18. Students and adult staff are among the dead, according to officials. Harris County Sheriff Gonzaleztweeted The 16-year-old — who looks equally like her mom and dad — posted this snapshot of herself and her date, Scott Calahan, as they headed off to what Ava called a "somewhat formal" dance. That little black dress is totally fitting for movie royalty, but it wouldn't be out of place at an upcoming prom or semi-formal, either. Sadly, the Hollywood legacy doesn't come included.Related: She's sitting in a Southside Serpents jackets with other members of the gang, and she does not look like someone you want to mess with. 8 Transgender-Friendly Lingerie Brands to Support Instead of Victoria's Secret