Senior citizens hit the dance floor at the Paris-themed Tompkins County Intergenerational Prom at Ithaca College. (Photo: Simon Wheeler/Ithaca Journal ) When you think of prom, you’re probably not envisioning Grandma tap dancing to classics from the 30s and 40s, but that’s exactly what happened this week at the Third Annual Tompkins County Intergenerational Prom at Ithaca College. “This event here, fabulous. Anything with music, it’s my life.