Question: when did the first cheech and chong movie come out
[{'answer': '1978', 'provenance': [{'wikipedia_id': '169328', 'title': 'Cheech & Chong', 'start_paragraph_id': 4, 'start_character': 103, 'end_paragraph_id': 4, 'end_character': 107, 'bleu_score': 1.0, 'section': 'Section::::Career.\n'}]}, {'provenance': [{'wikipedia_id': '169328', 'title': 'Cheech & Chong', 'start_paragraph_id': 4, 'start_character': 0, 'end_paragraph_id': 4, 'end_character': 550, 'bleu_score': 0.9788329837059241, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 327585318463886269}, 'section': 'Section::::Career.\n'}]}]