Question: who sings never say never with justin bieber
[{'answer': 'Jaden Smith', 'provenance': [{'wikipedia_id': '27556895', 'title': 'Never Say Never (Justin Bieber song)', 'start_paragraph_id': 1, 'start_character': 179, 'end_paragraph_id': 1, 'end_character': 190, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '27556895', 'title': 'Never Say Never (Justin Bieber song)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 640, 'bleu_score': 0.9587365925518061, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12261508743355752157}, 'section': 'Section::::Abstract.'}]}]