The Berenstain Bears and Too Much BirthdayBy: Stan Berenstain, Jan Berenstain Series: First Time Books This classic Berenstain Bears story is a perfect way to teach children about birthdays and whats most important about them! Come for a visit in Bear Country with this classic First Time Book from Stan and Jan Berenstain. Join Papa, Mama, and Brother, as they help Sister celebrate her birthday. The special day is not all fun and games when Sister becomes overwhelmed by all of the festivities.