Question: who wrote the theme song for american bandstand
[{'answer': 'Charles Albertine', 'provenance': [{'wikipedia_id': '188737', 'title': 'American Bandstand', 'start_paragraph_id': 17, 'start_character': 164, 'end_paragraph_id': 17, 'end_character': 181, 'bleu_score': 1.0, 'section': 'Section::::Program features.:Theme music.\n'}]}, {'provenance': [{'wikipedia_id': '188737', 'title': 'American Bandstand', 'start_paragraph_id': 17, 'start_character': 0, 'end_paragraph_id': 17, 'end_character': 571, 'bleu_score': 0.978138775770484, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2693519130343149932}, 'section': 'Section::::Program features.:Theme music.\n'}]}]