Cody shows readers how he plans to be the best big brother to his new baby sister in this sweet board book based on a popular CoComelon YouTube video! Cody's mom and dad show Cody all the fun things a big brother can do with their baby sibling! With a story adapted from the popular "Baby Bump" and "I'm Going to be a Big Brother" songs, kids can read along and look forward to welcoming their own new siblings home! CoComelon...