Michael Jackson’s final moments were revealed in tragic detail this week as the world mourned the 15th anniversary of the beloved King of Pop’s shocking death, RadarOnline.com can report. In a heartbreaking development to come 15 years after Jackson passed away on June 25, 2009, from a heart attack caused by a fatal combination of drugs, a minute-by-minute account of the Beat It singer’s last days resurfaced. According to Daily Mail, the tragic series of events that would ultimately lead to Jackson’s death started in March 2009 when the pop superstar announced his 50-date This Is It residency …