Actually, 90% man has this syndrome, if they have no erection problems. Most of them never realize or acknowledge this. So, don't laugh at this guy. Admire him because he can sense and detect the sexy girl nearby even in sleep.
When it is huge, it usually is faked, just like those in AV. Anyway, showing the faked one behind a faked couple is nothing wrong. But we do not know whether these two are real couples, or casual mates.
Woman generally does not care about a male photo bomb, especially a naked male bomb. They will check it again and again and show to their friends again and again.
No wonder so many people want to be famous. After their death, a statue will be erected and they will enjoy these blow jobs which their wives cannot provide.
Yes, these are the dog's food, if he knows how to enjoy these buttocks. At least, he is proud of these food and asking you not to touch, even with eyes.