Best weekly jam in Minneapolis has endured 30 years (and much more) If they were good enough for Prince, the weekly Dr. Mambo's Combo gigs should be good enough to last a few more decades. October 12, 2017 — 11:56pm Text size Copy shortlink: “I think we’ve entered a new era.” Talking after Dr. Mambo’s Combo usual first-of-two weekly gigs last Sunday at Bunker’s Music Bar & Grill, Michael Bland wasn’t referring to any changes in music direction or venue. Those two facets of the most legendary jam session in Minneapolis remain remarkably unchanged over 30 years. No, the mighty drummer and Prince alumnus was referencing the fact that a pair of young, neatly trimmed gentlemen showed up to their show wearing man rompers — ultra-trendy jumpsuits cut above the knees, a reminder of at least one major change during the Combo’s tenure.