Frieda is a character in the Peanuts comic strip who is an older girl with naturally curly hair. She is often seen talking to Charlie Brown about her interests, which include art and poetry. Linus is Charlie Brown's best friend and the younger brother of Lucy. He is known for his security blanket and his philosophical musings. PIGPEN is a character in the Peanuts comic strip who is always surrounded by a cloud of dust. He is known for his messy appearance and his love of playing in the mud. Lucy is Charlie Brown's bossy older sister who is often seen giving him advice. RERUN is Lucy and Linus' younger brother who is often seen playing with SNOOPY. Schroeder is a character in the Peanuts comic strip who is known for his love of classical music and his toy piano. SNOOPY is Charlie Brown's pet beagle who is known for his imaginative daydreams and his rivalry with the Red Baron. Lucy Van Pelt is Charlie Brown's older sister who is known for her bossiness and her attempts to give psychiatric advice. Charlie Brown is the main character in the Peanuts comic strip who is known for his optimism despite his many failures. Peppermint Patty is a character in the Peanuts comic strip who is known for her tomboyish attitude and her love of sports.