Question: who sang tonight's gonna be a good night
[{'answer': "The Black Eyed Peas '", 'provenance': [{'wikipedia_id': '22838871', 'title': 'I Gotta Feeling', 'start_paragraph_id': 1, 'start_character': 44, 'end_paragraph_id': 1, 'end_character': 70, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '22838871', 'title': 'I Gotta Feeling', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 486, 'bleu_score': 0.8778299066007431, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6853902193393539913}, 'section': 'Section::::Abstract.'}]}]