The celebrity cast of Dancing With the Stars' 19th season will take to the dance floor this week, and before they do, check out who'll be competing for the gold. Nostalgic favorites like Cheech and Chong's Tommy Chong, The Fresh Prince of Bel-Air's Alfonso Ribeiro, and Mean Girls hunk Jonathan Bennett will surely bring back a flood of memories for people watching at home, while fresher faces like Pretty Little Liars' Janel Parrish, Duck Dynasty's Sadie Robertson, and YouTube star Bethany Mota will have to prove their talents on the dance floor. Plus, DWTS fans will be happy to know that Julianne Hough is returning — as a judge. (Sadly, it looks like another pro dancer favorite Maksim Chmerkovskiy is really not coming back.) Keep reading to see a breakdown of the stars and the pairings, and don't forget to tune in.
Guys, it's Aaron Samuels from Mean Girls! Jonathan Bennett will be paired with pro Allison Holker.
DWTS Persona: The Young Hot Guy.
Antonio Sabato Jr.
Soap opera star Antonio Sabato Jr. will dance with pro Cheryl Burke. DWTS Persona: The Older Hot Guy.
Duck Dynasty star Sadie Robertson has been paired with pro Mark Ballas. DWTS Persona: The Conservative.
Tommy Chong may be best known for playing a stoner, but he'll have to be able to keep up with fancy footwork as he's paired with pro Peta Murgatryod. DWTS Persona: The Older Guy.
Legendary designer Betsey Johnson  will make a perfect dance floor pair with pro Tony Dovolani. DWTS Persona: The One With the Crazy Outfits.
Back to the Future star Lea Thompson will take a spin on the dance floor with pro Artem Chigvintsev. DWTS Persona: The Mom.
PBS talk show host Tavis Smiley will show his stuff on the dance floor with pro Sharna Burgess. DWTS Persona: The Guy Who Will Probably Get Voted Off First.
Fresh off her recent departure from Pretty Little Liars, Janel Parrish will dance with pro Val Chmerkovskiy. DWTS Persona: The Hot Young Star.
MMA fighter Randy Couture will show off his dance skills with pro Karina Smirnoff. DWTS Persona: The Tough Guy With a Heart of Gold.
YouTube star Bethany Mota may be a relative unknown, but she will get a big boost by being paired with pro Derek Hough. DWTS Persona: The Underdog.
You can probably count on The Fresh Prince of Bel-Air star Alfonso Riberio breaking out the Carlton when he gets paired with pro Witney Carson. DWTS Persona: The Nostalgia Star.
NASCAR driver Michael Waltrip will take a spin on the dance floor with pro Emma Slater. DWTS Persona: The One With the Surprisingly Strong Fanbase.
Olympic athlete Lolo Jones will rely on her wide Twitter fanbase when she takes her turn on the dance floor with pro Keo Motsepe. DWTS Persona: The One to Beat.