Overview: While having a fun filled day with counting, Barney and the kids decide to have a counting party inside the caboose. They get started on decorating inside the caboose and sending out invitations. While they wait for all of their friends to get there, Barney tells the viewers about the time when Baby Bop learned to count. Soon after Barney tells the story, Baby Bop, BJ, and Riff join them. They jump right in to play some number games. Then they are also joined with some friends. And while having fun, the kids learn an important lesson — you can't go wrong when you have friends to count on!