Ask him.
"Hey pal, why the fuck was there an erect cock on your screensaver? And more importantly, how'd you find a cock that small to get a picture of? Good thing my wife didn't find it or she'd laugh her arse off at how small it was."
Should stop him from any further mischief while also crushing his self esteem.
"Hey pal, why the fuck was there an erect cock on your screensaver? And more importantly, how'd you find a cock that small to get a picture of? Good thing my wife didn't find it or she'd laugh her arse off at how small it was."
Should stop him from any further mischief while also crushing his self esteem.