When was the first time and who used term Wacko Jacko?

The term "Wacko Jacko" was first used by the British tabloid The Sun on August 12, 1993, in an article about Michael Jackson's alleged child abuse scandal. The term was coined by journalist Leah McGrath Goodman and was used in a derogatory manner to describe Jackson. The term quickly gained popularity and was used by other media outlets to refer to Jackson, despite the fact that he was never convicted of any charges.