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Keep Calm and Jake Matijevic T-Shirt
Keep Calm and Jake Matijevic Tee
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Keep Calm and Jake Matijevic T-Shirt

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When searching for space rocks, remember to Keep Calm and Jake Matijevic. When in doubt, name mineral samples found by your Mars rover after scientists. This funny inside joke for space exploration fans and Mars fans is perfect for remembering all the laughs and discoveries from the 2012 Curiosity Mars Mission!

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When searching for space rocks, remember to Keep Calm and Jake Matijevic. When in doubt, name mineral samples found by your Mars rover after scientists. This funny inside joke for space exploration fans and Mars fans is perfect for remembering all the laughs and discoveries from the 2012 Curiosity Mars Mission!
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