https://io.wikipedia.org/wiki/Stephen_Hillenburg
Stephen Hillenburg - Wikipedio
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https://commons.wikimedia.org/wiki/Category:Stephen_Hillenburg
Category:Stephen Hillenburg - Wikimedia Commons
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https://www.salon.com/2018/11/27/stephen-hillenburg-who-brought-joy-to-millions-with-spongebob-squarepants-dies-from-als/
Stephen Hillenburg, who brought joy to millions with "SpongeBob Squarepants," dies from ALS -...
Nov 28, 2018 - Hillenburg, the creator of "SpongeBob Squarepants," passed away from complications of ALS on Monday