Question: who sang the theme song for the magic school bus
[{'answer': 'Little Richard', 'provenance': [{'wikipedia_id': '16906080', 'title': 'The Magic School Bus (TV series)', 'start_paragraph_id': 28, 'start_character': 125, 'end_paragraph_id': 28, 'end_character': 139, 'bleu_score': 1.0, 'section': 'Section::::Production and broadcast.\n'}]}, {'provenance': [{'wikipedia_id': '16906080', 'title': 'The Magic School Bus (TV series)', 'start_paragraph_id': 28, 'start_character': 0, 'end_paragraph_id': 28, 'end_character': 139, 'bleu_score': 0.9243880458347601, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10976276178099213230}, 'section': 'Section::::Production and broadcast.\n'}]}]