Leno then boldly asked the musician, “Are you pregnant right now?” Clarkson, 31, burst out laughing and replied, “What are you saying?”
“I always get this stars that come and go, ‘I’m thinking about having a baby,’ and then the next week they go on Ellen and announce it there,” Leno explained. “So, I’m asking you, are you pregnant? Remember, you are under oath!”
Source: E Online