Patrick Schwarzenegger Is A Hunk In Trunks!

Mar. 25 2013, Published 8:59 a.m. ET

Arnold Schwarzenegger and Maria Shriver’s handsome son Patrick showed off his fit form on the beach in Miami on Sunday, and RadarOnline.com has the pics.

The 19-year-old California college student is an aspiring model/actor, who’s quite active in charitable work in the tradition of his famous family.

Patrick and his pals started out the week in sunny Cabo San Lucas, Mexico before hitting up Miami for the Ultra Music Festival.

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“Crazy time in Cabo, now a crazier time comin in Miami. #ultra,” Patrick tweeted last Thursday.

And in the tradition of his dad, Patrick will make his big screen debut this July -- he’ll play a frat boy in the Adam Sandler comedy, Grown Ups 2.