Welcome to ROFLcon 3, where the Internet meets the world IRL.

After his keynote, Jonathan Zittrain looks at the next great Internet meme.

Vegan Black Metal Chef combines vegan cooking, original black metal music, and custom costumery on his YouTube cooking show. His goal was to teach people about vegan cooking, and any other way just seemed too boring. At a ROFL panel on Day 2, he showed off his cooking chops live.

At the very last ROFLcon panel, Defending The Internet, Yale's Elizabeth Stark asked how many audience members had called their local senator about the proposed SOPA/PIPA bills. This photo captures a re-enactment of that same show of hands: the panel wanted a photograph of the audience, as evidence of how strongly Net-izens felt about SOPA. Ben Huh (of Cheezburger fame) got the full shot.

Spotted this signboard en route to ROFLcon. Even without ROFLers about, Cambridge enjoys its lulz.

Double Rainbow Man made the trek from Yosemite to join us at ROFLcon.

The mighty meme wall let its hair down at the Friday night ROFLcon party.

Nyan Cat was plastered along one of MIT's loopy corridors.

What better way to organize a conference program than a Choose Your Own Adventure book? The pages were packed with lulz, but in a parting "Surprise Ending" tucked into the program's final pages, ROLFcon founders announced they'd be taking a break for a while. "It's been an amazing run--more stupendously successful than we ever could have possibly imagined--but for now we're putting this trilogy to bed and riding out into the sunset. "

When Keyboard Cat Man hits the canvas, it's all over. This ROFLcon mural took him about 30 minutes to spray into place.

Keyboard Cat Man brought along his Keyboard Cat in a box.

When in doubt: Keyboard Cat for president.

Your reporter snagged a celebrity shot with Scumbag Steve (aka Blake Boston), his pal Naked Dave, and Ojai Valley Taxidermy's Chuck Testa.

During ROFLcon downtime, one of the volunteers trying to set a fanny pack stacking record. He got up to 9.