Grammy-winning singer Pharrell Williams has signed a deal with Putnam Books for Young Readers to release a series of children picture books.
Williams, 41, will release four picture books, one of which is inspired by his hit song 'Happy', reported Ace Showbiz.
The book will feature photos of children from around the world "celebrating what it means to be happy." The publisher plans a first printing of 250,000 copies.
