群眾外包T恤網站Threadless在國外已經紅很多年了。他們招集網路上的平面設計師，一起設計出一些經投票選出最有特色的設計，然後製作成量產的T恤。他們除了舉辦這些T恤設計活動之外，從2007年起每年舉辦一個蛋糕製作大賽Threadcakes，請參賽者把過去投票獲勝的平面設計，做成3D的蛋糕！

以下就是這些年來，所有的得獎蛋糕設計。真的專業到有點誇張！
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by Corinna Maguire

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by April Koteh

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by Yenna Susanty

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by Jacinta Perkins

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by Kylie Mangles

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by Jennifer Kennedy

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by Elizabeth Marek

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by Ana Mourinho Remigio

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by Nanthini Retnam

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by Erin Wieglenda Cronbaugh

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by Rebecca Mcdowell

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by Elizabeth Marek

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by Ashlee Perkins

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by Samantha Friday

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by Neli Josefsen

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by Molly Sullivan

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by Erin Schwartz

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by Mary Tomczak

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by Jessica Allard