Related Information for Justin Roberts Justin Roberts is a Chicago-based American singer-songwriter of children's music. He performs with the Not Ready for Naptime Players and often collaborates with producer-musician Liam Davis.Roberts and the Not Ready for Naptime Players travel the country, performing more than 200 concerts a year at venues ranging from school classrooms and community halls to major theaters and festivals. In the 1990s Roberts led the band Pimentos for Gus.DiscographyGreat Big Sun (1997)Yellow Bus (200.. read more