Timothy Templeton (Tobey Maguire) tells a story through its point imaginary view as like him at the age of seven years and spends her days having fun with his parents, Ted (Jimmy Kimmel) and Janice (Lisa Kudrow) wishing to be only three of them forever. One day, though, Tim is surprised when they appear at home a baby businessman with suit and tie that Ted and Janice proudly call his brother Tim.Tim is jealous of the attention he receives baby and is very suspicious of his behavior when parents are not around. His parents do not notice odd and eccentric behavior of the baby, claiming that they will understand better with time. Soon, Tim discovers that the baby can talk like an adult (Alec Baldwin) and presented as “Baby Head”. Seeing it as an opportunity to get rid of it, Tim decides to record a conversation between him and other babies who gather for a meeting.His plan failed miserably and having no evidence to support his allegations, Tim parents punished for his actions. Chief Tim takes the baby and transports Corporation Babies, a place where babies with adult minds working to preserve love babies everywhere. They are virtual, so it can not be seen or heard. He explained to Tim that is in a mission to find out why pet puppies receive more affection than babies.