I had to do some searching for this answer - apparently its based on the sound made hitting the floor when fainting from the hotness in the photos? Someone correct me if I'm off base
Thank you so much B for the fantastic, beautiful thunks. Especially the ones with the beard, or the one where Rick has the wet hair and the sweat look, you know they make me crazy. But all the rest are also incredibly awesome and gorgeous. A sweet, stunning, breathtaking man. Thank you B for sharing.