That Very Karloson! 2012 Тот ещё Карлосон!

The hero of Mikhail Galustyan, known in our world as KarlOson, lives in a magical and colorful world of metrics - chubby flying big-ear humanoids one meter tall, whose mission - to help kids. Metrics can show themselves to children, but are forced to carefully hide the fact of their existence from boring adults.