With themes like "Famous Dances" and "TV Night," the teams are free to let their imaginations run wild when it comes to creating a full visual experience. When Alexa PenaVegas' dance was inspired by Britney Spears at the Video Music Awards in Week Six, for instance, she brought on a real snake.
Take a closer look at the highlights from every week in the links below.
Week Six recap: Famous Dances Night
Week Five recap: Switch-Up Night
Week Four recap: Most Memorable Year
Week Three recap: TV Night
Week Two recap: Hometown Glory
Recap: Season 21 premiere
Dancing with the Stars airs Monday at 8 p.m. ET | 7 p.m. CT on ABC.