Jennifer Lopez’s 12-year-old daughter is releasing a children’s book about the power of prayer. Emme Maribel Muniz, who the 50-year-old star shares with ex-husband Marc Anthony along with her twin brother Maximilian “Max” David, is the author of the upcoming children’s book “Lord Help Me.” “The everyday power of prayer comes to life in this inspirational picture book written by twelve-year-old budding singer Emme Muñiz,” the book’s synopsis from publisher Random House reads.