( CNN ) -- The annual San Diego Comic-Con , North America 's biggest popular arts convention , is a gathering of fans and celebrities from all over the world . Micro-video apps like Vine and Instagram were everywhere this year at the convention , and CNN iReporters took on the challenge of doing 15-second interviews with interesting people -- both famous and not-so-famous -- that they ran into during the long weekend . The results , though not always exactly 15 seconds , were a snapshot of the many varying events and people who populate the Con each year . From fans celebrating their favorite shows on Syfy , to the ever-growing phenomenon of cosplay , to the stars of the TV series `` Impractical Jokers '' talking about their favorite practical joke , Jack Black 's cape , unusual hats , and yes , Teenage Mutant Ninja Turtle stalking , here 's a quick look at how the Con has evolved into a smorgasbord of pop culture . Thanks to iReporters Joyce Chow , Christiane Elin , Lisa Hernke , James Lewis , Chris Morrow and Tony Perri for sharing their video interviews . First , William Shatner confesses his most memorable ( if not downright scary ) fan moment to a group including Chris Morrow . Meet just a few of the other celebrities who promote TV series at Comic-Con every year , as Christiane Elin interviewed Aisha Tyler and the `` Impractical Jokers . '' ( truTV is a Time Warner network , like CNN . ) Cosplay , short for `` costume play , '' has grown in popularity at Comic-Con , as seen in this video from Tony Perri . Jack Black spoke to Morrow about his love of the capes that came with the official Comic-Con bags . Another example of the random encounters at the Con comes from Lisa Hernke and Christiane Elin ( who spoke to `` Haven '' fan Jon Allen from Riverside , California ) . TV 's No . 1 show , `` The Walking Dead , '' had a big launch at Comic-Con in 2010 , and every year the show 's elaborate booth outdoes itself . Perri and James Lewis checked it out . The chance to play the Playstation 4 was one of the big gaming draws this year , as Morrow found out . Stars of `` Defiance '' and `` Impractical Jokers '' talk at Comic-Con , in videos from Elin and Cherry Davis . `` The Incredible Hulk '' himself , Lou Ferrigno , who has portrayed the character in live action and animation , is an annual presence at the Con . Perri spoke to him . Davis and Elin present more favorite practical jokes and Kristen Hager from Syfy 's `` Being Human . '' Where do cosplayers get their inspiration ? Joyce Chow asked this man playing Wolverine . Lewis attended the `` Game of Thrones '' panel when Emmy nominee Emilia Clarke spoke about her character . Elin came across Los Angeles resident Nikki Renieris wearing a pineapple hat ( unusual hats are prevalent at the Con ) at an event for the TV series `` Psych , '' and also interviewed cast members from `` Lost Girl . '' Ryan `` Agent M '' Penagos from Marvel Comics gave Morrow the rundown on their oversized booth this year . Elin learned more about gaming at the Con from Konami 's John Choon , and met Ksenia Solo from Syfy 's popular `` Lost Girl . '' Comic-Con spokesman David Glanzer discussed the past and future of the convention with Morrow . Perri shot video of the ferry ride to the Con from his home of Coronado , California . Andrew Garfield was in costume as Spider-Man for his panel on `` Amazing Spider-Man 2 . '' Women are driving the social media conversation at Comic-Con , according to a recent study , and have embraced cosplay more each year , as Morrow found in this series of short interviews . You ca n't have Comic-Con without preview night , a parade of toys and other merchandise on the convention floor . Here 's writer Jane Espenson ( `` Buffy the Vampire Slayer , '' `` Battlestar Galactica , '' `` Once Upon a Time '' ) and a representative for the Girl Scouts at a panel on bullying the last day of Comic-Con for the year . .
San Diego Comic-Con is the largest pop culture convention in North America . People from all walks of life visit the convention every year . Take a tour of the convention with short video interviews from iReporters . At Comic-Con ? Share your own mini-interviews at CNN iReport .