Brandon Armstrong

The professional dancers perform together, Mackenzie Ziegler performs, and the cast of “Dancing With the Stars: Juniors” makes an appearance.

The 12 remaining couples dance to iconic songs from New York; Sarah Bockel performs; the couples dance to a style they haven’t yet.

Week 8 of the competition features the semi-final round, with two dances from each contestant, including a judges’ choice number.

The remaining couples treat viewers to some terrifying thrills.

A new cast of 13 celebrities kick off the competition by performing together to Erin Boheme’s “I Won’t Dance.”

The 11 remaining celebrities stroll down memory lane and celebrate through dance a time in their lives that left a lasting impression.

Blue Man Group joins the dancers for the opening performance; Boyz II Men performs; the couples dance to a style they haven’t performed yet.

The 10 remaining celebrities discover that two may be company, but three is definitely not a crowd as former show stars, as well as some newbies, join the couples for…