Question: who sang the song beauty school dropout in the movie grease
[{'answer': 'Frankie Avalon', 'provenance': [{'wikipedia_id': '41333632', 'title': 'Beauty School Dropout', 'start_paragraph_id': 3, 'start_character': 294, 'end_paragraph_id': 3, 'end_character': 308, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '41333632', 'title': 'Beauty School Dropout', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 568, 'bleu_score': 0.9141903869236321, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1329378162939008225}, 'section': 'Section::::Abstract.'}]}]