Lasse Gjertsen (born 19 July 1984) is a Norwegian animator, musician, and videographer.[1] He is best known for his short pieces "Hyperactive" and "Amateur", big hits in the early years of YouTube, which strung together short clips of video to create a unique form of video akin to stop-motion animation. His "Hyperactive" video has over 8.9 million views and his "Amateur" video has over 16 million
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