Bon Voyage, Charlie Brown (and Don't Come Back!)

The name of this movie is Bon Voyage, Charlie Brown (and Don't Come Back!) released in 1980-05-30 and it's main theme is Charlie Brown, Linus, Peppermint Patty and Marcie travel to France as foreign exchange students. Also along is Snoopy and Woodstock. While everyone is excited about the opportunity to travel to a foreign country, Charlie is disturbed by a letter he receives from a mysterious girl from France who invites him as a her guest only to find that he does not seem welcomed to her Chateau..