Oh, the simple days of aisle wars over Tickle Me Elmo, Cabbage Patch Kids, and Teddy Ruxpin … In 2017, the hottest, must-have holiday toys have taken on a whole new twist. Two cases in point: LEGO BOOST Creative Toolbox - the customizable robot that lets you code its behavior via an app and complete activities; and FurReal Friends - a collection of robotic pets that attempt to emulate domestic animals, right down to their personalities.