Peggy Sirota for Variety

Arnold Schwarzenegger ’s all for his son Patrick following in his footsteps -- but he didn't expect him to be doing it quite so closely ... until he saw the rising star butt-naked and hangin' proud in "The White Lotus."

The father-son duo were chatting for Variety’s 'Actors on Actors' when Arnold brought up his full-frontal 'Terminator' days -- and Patrick quickly reminded him he'd followed suit. That's when Arnold blurted out that he couldn't believe his son whipped out his "weenie" on camera. Yep, his word, not ours!

Arnold said he was watching the HBO series when Patrick’s bare butt popped up on screen -- but it was the full-frontal reveal that really floored him, and had him thinking, "What is going on here? This is crazy."

Arnie admitted he e

See Full Page