Even the cast of Wet Hot American Summer: First Day of Camp can't believe how much Paul Rudd hasn't aged.
"It's amazing how everyone looks—Paul Rudd looks the same," Bradley Cooper says in the video above.
But seriously, what is his secret?!
In a new behind-the-scenes featurette of the Netflix series, a prequel to the cult-hit flick Wet Hot American Summer, the cast reminisces about their original time together and newbies gush about joining the cast.
"This is our first day, our first day of shooting, and we're all walking around just saying, ‘This is—this is crazy,'" Rudd said.