Singer and satirist Randy Rainbow has been parodying politics since the first presidency of MAGA Republican President Donald Trump. But Trump isn't the focus of Rainbow's latest comedy music video.Instead, the performer—whose name really is Randy Rainbow—set his sights on the mysterious 92-day disappearance of Kentucky MAGA Republican Senator and former Senate Majority leader Mitch McConnell. In June, the 84-year-old lawmaker reportedly fell at …