Planking not dying: Hugh Hefner uses Twitter to share Playmate planks

Planking may be a craze waning in popularity, but never let it be said that Playboy chieftain Hugh Hefner will miss an opportunity to remind us all he is alive and well in his mansion.

Hef pulled a plank and then assembled some loose Bunnies to plank as well, except their breast implants kept the nubile plankers from completely laying flat.

Hef used Twitter to disseminate the planking evidence The 86-year-old entrepreneur, newly single, had his Playgirls put the polish on his giant dining room table.