Linus is planning a birthday party. While trying out his new in-line skates in the neighborhood park, he meets a nice little girl with a beautiful singing voice. Linus invites his new friend to the party. The party should be wonderful, but Linus will only be satisfied if the little girl attends. He is completely smitten!
Unfortunately the movie It Was My Best Birthday Ever, Charlie Brown! is not yet available on Disney Plus.
| Directing | Bill Melendez | Director |
| Production | Bill Melendez | Producer |
| Writing | Charles M. Schulz | Writer |
| Production | Lee Mendelson | Executive Producer |
| Sound | David Benoit | Original Music Composer |
| Sound | David Benoit | Music Arranger |
| Sound | David Benoit | Conductor |
| Production | Carole Barnes | Production Manager |
| Production | Dave Bennett | Production Manager |
| Production | Rosie-Posie Woodman | Production Manager |
