Is this the biggest Bachelor/Bachelorette secret to be released?
Jesse Csinsak, who won season 4 of The Bachelorette, and now lives in the Valley, spilled the beans.
Watch the video above to find out the secret.
"Then the show is built around the other people are aren't chosen. When they get to the final 4, that's when the real show begins," he said.
Of course, he said, the show is full of mind games.