Stream It Was My Best Birthday Ever, Charlie Brown! Online Free – Watch Full Movie from Home at 123Movies. . 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!