Madonna Went Wild, Danced on a Bar for Her Birthday

Madonna likely sparked a Cuban missile crisis in some guy’s pants when she started bumping and grinding for her birthday celebration in Havana.

Madge was tearing it up in a bar called La Vitrola … dancing on the bar by herself for several minutes until the chico joined her. The crowd, and her dance partner, were LOVING it.

16-year-old Rocco was also there for the party — and joined Mom for some far more appropriate salsa dancing. Watch the video and continue reading at TMZ…