"I'm so so so sorry to end the show that way," she wrote. "I'm embarrassed ...I'm in ambulance now but I will b fine. Didn't get clipped in2 harness correctly, drug me off stage, fell in2 barricade...I hope it at least looked cool!!!"
An hour later, Pink, 30, assured fans, "nothing's broken, no fluid in the lungs, just seriously sore."This injury is not a first for her. Last year, she suffered a separated shoulder and was unable to do aerial parts of her trapeze-heavy show.
Watch her: