Question: who plays the voice of mikey in look whos talking
[{'answer': 'Bruce Willis', 'provenance': [{'wikipedia_id': '846820', 'title': "Look Who's Talking", 'start_paragraph_id': 1, 'start_character': 145, 'end_paragraph_id': 1, 'end_character': 157, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '846820', 'title': "Look Who's Talking", 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 267, 'bleu_score': 0.8466320077027171, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4570287085104878254}, 'section': 'Section::::Abstract.'}]}]