Question: when did tonight's going to be a good night come out
[{'answer': 'June 23 , 2009', 'provenance': [{'wikipedia_id': '22838871', 'title': 'I Gotta Feeling', 'start_paragraph_id': 5, 'start_character': 594, 'end_paragraph_id': 5, 'end_character': 610, 'bleu_score': 1.0, 'section': 'Section::::Background.\n'}]}, {'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': 9012413731308502479}, 'section': 'Section::::Abstract.'}]}]