'Project Runway: Teams' Sneak Peek: Designer Struggles With Overly Ambitious Idea (Exclusive Videos)

The Project Runway: Teams designers face one of their most critical clients in Thursday night's episode: Heidi Klum.

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"This client has very strong opinions about what she wants to wear," mentor Tim Gunn tells the designers before revealing that it's the show host/judge.

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The designers are tasked with creating different looks for Klum that she will wear for the TV ads and the other for the press events promoting the launch of her new fragrance, Surprise.

"I'm a little picky," she warns the competitors.

In these clips from Thursday's episode, which are exclusive to The Hollywood Reporter, one designer is seen getting overly ambitious with her design, while another frustrated competitor calls his look and idea "boring."

Kristin Davis is the guest judge in Thursday's episode, which airs at 9 p.m. on Lifetime.