Nickelodeon, which signed an exclusive deal with Netflix this week, once dominated kids TV. But it's lost nearly 60% of its viewership over the past decade. “We have to move fast, and continue to evolve as the business evolves,” says Brian Robbins, who's been trying to re-create Nickelodeon's excitement via reboots of classic series since he took over as president 13 months ago. “We want to get back to that creative-driven culture that used to exist here.” Robbins adds: “I knew that there were enormous headwinds confronting television. But then my wife asked me the question that I like to ask everybody, which is: ‘Why not?'"