Twitch to hold first-ever, real-life convention; Pee-Wee's Big Holiday gets Netflix go-ahead

More online video news from across the Web:

> Viacom launched two mobile-oriented apps, MTV Play and MTV Trax, to its EU audience. Release

> Twitch will hold its first ever convention in San Francisco this September. Story

> YouTube launched a new, kid-friendly, mobile version of its site on Monday. Story

> Yahoo Screen will launch its original comedy series, Sin City Saints, on March 23 in conjunction with the March Madness tournament. Post

> Guitar World is updating its online video lessons repertoire, adding an app and webstore and offering micro-purchases of content. Story

> Popcornflix made its app available on PlayStation 3 and 4 game consoles. Release

> Hulu has acquired exclusive rights to the original CSI: Crime Scene Investigation series. Release

> TVbeat says it has integrated its TV analytics software into Xstream's OTT platform. Release

> Multimedia apps, such as TV Everywhere-type applications offered by cable operators and networks, are prospering in the games-dominated app world, Juniper Research says. Release

> Amazon greenlit four kids' series for a second season, including Gortimer Gibbon's Life On Normal Street, Creative Galaxy, Annedroids and Tumble Leaf. Release

And finally… It's officially official: Pee-Wee's Big Holiday is a go for Netflix, with Judd Apatow producing and John Lee directing his first feature film. Release