Disobedient children of all ages, including grandparents, are invited to this meeting! The author of the famous "Harmful Advice," as well as stories about the kitten Gav, "38 Parrots" and other tales, Grigory Oster will personally give recommendations on behavior to the audience. What exactly will happen at the concert - is still a secret, but it will definitely not be boring. Both familiar and beloved poems of Oster will be heard, as well as brand new ones. A charge of vivacity and family unity is guaranteed!