Those Girls Lay Lay is the ideal hype lady and best friend that everyone could possibly want from their own affirmation app. Lay Lay is followed by Lay Lay. Sadie wishes upon a star that Lay Lay was real and could show her how to stand out because she is having trouble standing out at school and needs a best friend to talk to. The two friends learn that they can accomplish anything as a team, negotiate adolescence, and come to terms with their true selves when her desire is granted and Lay Lay is miraculously brought to life.