Question: who made her first film debut as a pink lady in the film 'grease 2
[{'answer': 'Michelle Pfeiffer', 'provenance': [{'wikipedia_id': '289253', 'title': 'Grease 2', 'start_paragraph_id': 1, 'start_character': 513, 'end_paragraph_id': 1, 'end_character': 530, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '289253', 'title': 'Grease 2', 'start_paragraph_id': 14, 'start_character': 0, 'end_paragraph_id': 14, 'end_character': 511, 'bleu_score': 0.717244454990411, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15021526861274514822}, 'section': 'Section::::Cast.\n'}]}]