In 1935, Lucille Ball and Ginger Rogers went on a double date with Henry Fonda and Jimmy Stewart. “My date was Fonda. Ginger’s date was Stewart,” recalled Ball. “Henry cooked the dinner, and after we ate, Ginger and the boys turned on the radio in the living room and Ginger tried to teach them the carioca.” Ball never revealed if Fonda and Stewart caught on to the Brazilian dance, but the girls must have been at least a little impressed. The foursome ended up dancing until dawn at the Coconut Grove. “We had a hilarious, wonderful evening,” said Ball. Rogers was already a star when she met Ball…