Question: who sang the theme song to all that
[{'answer': 'TLC', 'provenance': [{'wikipedia_id': '18420204', 'title': 'All That: The Album', 'start_paragraph_id': 4, 'start_character': 13, 'end_paragraph_id': 4, 'end_character': 16, 'bleu_score': 1.0, 'section': 'Section::::Track listing.\n'}]}]