Heidi Klum hosts the 14th season, which includes Timballoonn and judges Nina Garcia, the fashion director at Marie Claire magazine, and designer Zac Posen. Project Runway airs Thursday nights at 9:00 p.m. Eastern.

An unconventional materials challenge tasks the clothiers to create high-style looks by integrating Hallmark cards into their designs. Singer and actress Ashley Tisdale is the guest judge.

Global travel destinations and exotic locations inspire the designers to create looks tailored for a day-to-night transition. Tracee Ellis Ross is the guest judge.

The designers are thrilled when they finally get to go to Mood; the designers must put a modern and unique twist on a classic design.

Tensions arise when the designers are split into two teams to battle for their fabrics in a paintball competition; the teams receive a surprise.

Heidi challenges the designers to create lingerie for her line; the designers get a rude awakening on the runway.

The designers must go dumpster diving for recycled materials in their second unconventional materials challenge; the designers must attempt to merge the worlds of fashion and technology.

The designers must create fashionable looks based on the musical "Finding Neverland"; one designer upstages the entire competition.

The designers must create ready-to-wear looks to be reproduced and sold online; a disagreement between the judges leads to the most contentious runway yet.

The designers must makeover real women from the "Project Runway" crew; Tim reaches his breaking point with one designer.

The designers use 3-D printing technology to create avant-garde looks in a fashion forward challenge.

In their final challenge before Fashion Week, the designers travel to Los Angeles to create red carpet looks; one designer takes a huge risk.

The designers head home to work on their collections and await a visit from Tim; another twist is revealed when the designers return to New York.

After a brutal critique with the judges, the finalists rush to retool their collections for New York Fashion Week; the winner is chosen.