OK they didn't use a theremin, and it might have helped. But this is an interesting way to get two thousand people singing A Bicycle Built For Two. "Despite the abnormalities, the final song clearly resembles its original form." (honestly, how many of us have said that ourselves?)
HAL: Daisy, Daisy, give me your answer do. I'm half crazy all for the love of you. It won't be a stylish marriage, I can't afford a carriage. But you'll look sweet upon the seat of a bicycle built for two.
