Question: who sings the song just bust a move
[{'answer': 'Young MC', 'provenance': [{'wikipedia_id': '17672859', 'title': 'Bust a Move (song)', 'start_paragraph_id': 1, 'start_character': 51, 'end_paragraph_id': 1, 'end_character': 59, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]