After being teased for her skin color, a young girl rejects the sweet nickname her mother gives her and discovers its beautiful origin within a 1960's Mexican folk song.After being teased for her skin color, a young girl rejects the sweet nickname her mother gives her and discovers its beautiful origin within a 1960's Mexican folk song.After being teased for her skin color, a young girl rejects the sweet nickname her mother gives her and discovers its beautiful origin within a 1960's Mexican folk song.