Question: when did but im a cheerleader come out
[{'answer': 'September 12 , 1999', 'provenance': [{'wikipedia_id': '770156', 'title': "But I'm a Cheerleader", 'start_paragraph_id': 47, 'start_character': 22, 'end_paragraph_id': 47, 'end_character': 43, 'bleu_score': 1.0, 'section': 'Section::::Rating and distribution.\n'}]}]