Alex J. Berliner/BEI/REX/Shutterstock
According to the Parks and Recreation star, 32, she and Cera, 28, fell for one another during a cross-country road trip and subsequently dated for "a year and a half."
RuPaul asked if some of initial attraction "was that thing where people are enclosed in a small place." Plaza quickly interjected, asking, "Oh, like animals in captivity? Everyone just wants to f--k each other?"