The fantastic four participate in a challenge where they must turn a traditional Chinese garment into their own. During the task, one model purposefully gives another bad advice. Later on, the ladies take part in a warrior-themed photo shoot and are photographed by Tyra herself.

The guys play a prank on one of the girls, which throws her off her game. At a photo shoot where the models take on the nail art craze, things start to go badly when a few of the models who have become close get distracted after arguing.

Potential contestants hit the runway and compete to see who can take the best selfie; Miss J returns to the judging panel.

Semifinalists model various seasons in a limited amount of time during a rigorous subway challenge; a nighttime photo shoot at the beach gets steamy.

Tempers flare and relationships ignite as the 14 contestants move into their new home; the models compete in a runway challenge wearing only silly string; behind-the-scenes look on the rain-themed intro.

With a love triangle brewing in the house, not all models bring their A-game to an optical illusion photo shoot. The eagerly awaited make-over day arrives, and one model to unveils a never-before-seen look while another suffers a breakdown.

Tyra helps the models prepare for a sexy photo shoot; unexpected chemistry sparks between two models before a challenge involving stilts; a model breaks a house rule after a night of partying.

The models are tasked with mastering the ultimate hair whip for a wind-blown photo shoot. One girl is given a penalty and is allowed only five frames to capture the perfect image. Later, Nick Cannon gives the models a chance to be the face of his new ad campaign.

The contestants audition for a walk-on role on a TV show; hurtful comments lead to an icy photo shoot.

A photo shoot challenge leads two models to realize they need to put their personal relationship aside; the models discover common ancestry links during a futuristic sci-fi photo shoot.

After a private runway session with Miss J, the models must book fashion shows with designers including Betsey Johnson; models are paired up during a photo shoot for a hair product.

An eliminated model returns to the competition; the models must keep their composure during a challenge at a former slaughterhouse with a dark history; a fashion shoot with a focus on HIV and AIDS awareness.

A recap of the competition so far.

The models travel to Seoul, Korea, where they take part in a group dance shoot judged by BtoB; a bad habit limits one model's potential for success.

During a timed challenge, the models race to locations in Seoul; a models winds up isolated after getting caught in a lie; a confrontation occurs between a model and Yu Tsai.

The five remaining models perform a bilingual scene with Korean soap opera actors before tackling a night-time photo shoot that has them dressing up to recreate iconic images of the King and Queen of American pop culture: Elvis Presley and Marilyn Monroe. But history comes back to haunt the models when each is asked to confront demons from their past.

The final four models are shown by Tyra her new cosmetics line and they are challenged to make a commercial shoot with the help of some of the previously eliminated girls.

Cycle 21 concludes with the remaining three models participating in a final runway fashion show in Seoul for designer Lie Sang Bong. Later, Tyra reveals the winner. Kpop band 2NE1 perform.

The contestant the judges deem next-level fierce will be crowned America's Next Top Model after a star-studded runway show hosted by renowned fashion designer Philipp Plein.

Two models become romantically involved, but it could cost one of them the competition. Later, the ladies take on a body-in-motion challenge with Chanel Iman.

The judges choose signature looks for each model, but some ladies aren't happy with their makeovers; Ashley encourages the contestants to feel comfortable in their own skins as they get ready for a nude-photo shoot.

DJ Khaled breaks down social media branding for the models; Jasmine Sanders helps the contestants enhance their profiles.

Stacy Mckenzie joins forces with Beyoncé’s choreographer, Chris Grant, to challenge the models to create their own signature dance routine for a block party video shoot.

In what promises to be the most dramatic episode of America's Next Top Model to date, Twiggy gives the girls a history lesson on how she got her nickname and asks each model to give herself a nickname of her own, which each girl must then use at a celebrity filled party. While at the party, one girl gets a little too friendly with rapper 50 Cent and gets thrown in the pool. Another model jumps in to help her and both girls end up embarrassed when they are introduced to famous manager Benny Medina and his entourage. Later, Tyra gets involved when all the models unite against another model and crush her with harsh criticisms. Finally, the girls participate in a photo shoot where they must showcase four of their inner personalities.

The women participate in the final photo shoot and a challenging runway finale that includes flying and modeling under water.