The Proud Family Sezon 1 Odcinek 9: Teacher's Pet

After Penny bumps her head, she is transported to circa 1955 via a dream and experiences the true meaning of Black History month. After quickly learning that in 1955, her best friend Zoey is not her friend because she's white and integration of the school's is a new concept for the students, she uses her knowledge from the future to educate everyone on how important it is to come together as a unified people.