WARNING: If you don't want to know what happened in this episode, don't read this photo recap!
Set your imagination free, because this challenge is all about the final frontier: aliens!
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Using actual sounds harvested from space by NASA as inspiration, the contestants embark on their first solo challenge.
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It's a double elimination this week - surprise! And that means double the stakes.
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Nelson went for the "friendly and funny" theme, but he's starting to wonder if his alien is too silly for the challenge.
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Kierstin solves the "friendly/strange" equation by giving her alien smile lines and upturned eyes.
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After a good night's sleep, Faina has a better sense of how to make her friendly alien both alien and friendly.
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After giving his character a base coat of paint, Nelson starts to create his "tree frog" inspired eyes. Since frogs have the most advanced eyes in the animal kingdom, Nelson figures his alien should have advanced eyes. He hopes the judges will get his vision.
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KC went big for the semi-finals, but if she can't crack that mold, she's out!
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Legendary, Oscar-winning artist Rick Baker joins the judges panel for this very special semi-final.
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Andrew's attention to sculpting details, along with a handful of other talents, earned him a spot in the finale!
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Kierstin steps into her own at the perfect time! She wins this challenge, and a spot in the finale.
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KC is pretty nervous, but she needn't be - she's a finalist!
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Faina did some amazing work this week, but she won't be continuing to the finale.
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Nelson nailed the friendly, fun aspect of this challenge, but we bid him adieu after a ton of good work.