Three years ago, Mark Zuckerberg’s big day was a flop ... we’re going to design other stuff that people wear — let’s get good at this.” These T-shirts are part of a series he designed ...

Mark Zuckerberg wore a custom T-shirt with the ... This isn't the first time we've seen Zuck wear this kind of shirt. At his 40th birthday party earlier this year, he wore a black shirt with ...

Three years ago, Mark Zuckerberg’s big day was a flop ... we’re going to design other stuff that people wear — let’s get good at this.” These T-shirts are part of a series he designed ...