Question: who played billy mack's manager in love actually
[{'answer': 'Gregor Fisher', 'provenance': [{'wikipedia_id': '370064', 'title': 'Love Actually', 'start_paragraph_id': 6, 'start_character': 43, 'end_paragraph_id': 6, 'end_character': 56, 'bleu_score': 1.0, 'section': 'Section::::Plot.:Billy Mack and Joe.\n'}]}, {'provenance': [{'wikipedia_id': '370064', 'title': 'Love Actually', 'start_paragraph_id': 6, 'start_character': 0, 'end_paragraph_id': 6, 'end_character': 521, 'bleu_score': 0.8656887792769381, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16814643660249716296}, 'section': 'Section::::Plot.:Billy Mack and Joe.\n'}]}]