Where have you seen them before? In the 2016 Rio Olympics.
Dancing partner: Sasha Farber.
Can they dance? If winning a gold medal for her gymnastics floor exercise is any sign, definitely.
Where have you seen them before? As runner-up on two seasons of The Bachelorette, Bachelor In Paradise, and is currently looking for love every Monday night at 8 p.m. as The Bachelor.
Dancing partner: Peta Murgatroyd
Can they dance? As we saw on this season of The Bachelor during his date with Rachel, no, he cannot.
Where have you seen them before? As 1/4th of Fifth Harmony, who burst onto the scene in 2012 when they won X Factor. They're responsible for bangers like "Worth It," "Sledgehammer," and "Work From Home." She is always camera-ready.
Dancing partner: Valentin Chmerkovskiy
Can they dance? Of course she can!
Where have you seen them before? Saturday Night Live, A Night At The Roxbury, Corky Romano, and so on.
Dancing partner: Witney Carson
Can they dance? Hi, have you ever heard of Mango?
Where have you seen them before? He's the a former running back for the New York Giants and current free agent.
Dancing partner: Emma Slater
Can they dance? Probably, if the pattern from other seasons of seeing NFL players come on to the show and absolutely kill it holds true.
Where have you seen them before? Glee.
Dancing partner: Maksim Chmerkovskiy
Can they dance? Before Glee she was a backup dancer for Beyoncé so YES SHE CAN.
Where have you seen them before? A two-time World Series champion and catcher for the Chicago Cubs.
Dancing partner: Lindsay Arnold
Can they dance? Unclear.
Where have you seen them before? A former US figure skater (and 1992 Olympic Bronze medalist, 1993 US National Champion, 1994 Olympic Silver medalist — no big deal) who you may remember was attacked by her rival Tonya Harding.
Dancing partner: Artem Chigvintsev
Can they dance? Hell yes!
Where have you seen them before? Oh, I don't know — The A Team, Rocky III, and a million other pop culture moments over the past 30 years.
Dancing partner: Kym Herjavec
Can they dance? I pity the fool who asks such a question.
Where have you seen them before? The actress, comedian, and flamenco guitar player known for her catchphrase, Chuchi-Chuchi!
Dancing partner: Keo Motsepe
Can they dance? All signs point to yes.
Where have you seen them before? He's a professional bull rider and stunt double/friend to Scott Eastwood.
Dancing partner: Sharna Burgess
Can they dance? Maybe!