christiansen's descendents who still ran the business lost their way. lego had debts of nearly $1 billion. sales slumped 40% in just two years. then a guy called jorgen vig knudstorp was handed the reins. when you took over as ceo, lego was almost dead. >> right. >> reporter: knudstorp, former management consultant, fired 1,000 people and streamlined production. they used to make 13,000 different pieces. now they make just 6,000. >> the lady over there is actually filling in the last packs -- >> reporter: they sold legoland to a company that actually knows how to run a theme park. popular lines, many of them aimed at girls, were discontinued. >> when we were struggling i was thinking, geez, i don't know where the lego brick is part of a future. >> reporter: he figured even in an age of tv and video games kids still want to play with their hands. lego has moved away from the purer, simpler lego i remember from my youth. ♪ >> reporter: these days lego men carry guns. there's more fighting and it seems, more instructions. >> you can build the high-tech leg