#adventuretime Adventure Time—the lovable, adventurous Cartoon Network series penned by mastermind artist and writer Pen Ward—has blown up to staggering popularity. Search for the show and its characters online and you'll find a mess of fan-made renditions and mash-ups and even new inventions (like the non-existent baby product of Jake—a dog who can stretch to any shape or length—and his girlfriend, the rainbow-colored Lady Rainicorn). More »