Seriously, even his dad seemed more excited at the sight of an email from Harvard University!
Later, Zuckerberg triumphantly clenches a fist and turns away from the computer screen, "That is awesome!"
Zuckerberg enrolled at Harvard in 2002 as a member of the class of 2006, but dropped out in 2004 to move to Silicon Valley to found Facebook.
Mark Zuckerberg shared a look at his reaction to finding out he was accepted to Harvard University.
Eventually the pyjama-wearing teen is able to find the words and declares somewhat lacklusterly: "Yay, I got accepted".
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Zuckerberg of course never completed his degree, dropping out after two years in order to concentrate on setting up Facebook.
"Are you serious?!", he says.
The video has been viewed more than 4 million times as of Friday morning.
It's typical for commencement speakers to be given honorary degrees from a school when they attend graduation ceremonies.
Earlier in March, Zuckerberg and Bill Gates, also a drop-out from Harvard, got together for a promotional video for the college.
To which Zuckerberg replied, "That was definitely not my plan".