Denise Petski Senior Managing EditorThirteen-year-old social media star and hip-hop artist Alaya “That Girl Lay Lay” High is getting into business with Nickleodeon, signing an overall deal with the network. Under the pact, Nickelodeon will work with the teen sensation, known professionally as Lay Lay, to develop original multiplatform programming, music initiatives, and build a cross-category consumer products business.