Portal 2 Sounds | Cave Johnson: Welcome, gentlemen, to Aperture Science. Astronauts, war heroes, Olympians--you're here because we want the best, and you are it. So: Who is ready to make some science?

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Welcome, gentlemen, to Aperture Science. Astronauts, war heroes, Olympians--you're here because we want the best, and you are it. So: Who is ready to make some science?

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Who: Cave Johnson

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