In this heartwarming sequel to Laurel Snyder's children story book, Charlie & Mouse, the two brothers enjoy a special visit from their grandpa, Grumpy. Follow along as they discuss being medium, pounce each other, sing the wrong songs, build blanket forts, and more. Paired with effervescent illustrations by Emily Hughes, this touching, funny children's book is a celebration of imagination and bonding will enchant young readers.