Question: Which duo, who sold more than 28 million certified records worldwide from 1982 to 1986, had a certified Platinum single in the US?
{'answer': 'Wham!', 'supporting_facts': [['Wake Me Up Before You Go-Go', 0], ['Wake Me Up Before You Go-Go', 4], ['Wham!', 4], ['Wham!', 5]]}