It looks like Patrick is taking after his bodybuilder father Arnold Schwarzenegger. The 19-year-old son of Arnold Schwarzenegger and Maria Shriver posted a shirtless pic of his rock-hard body on Twitter with the caption, "Early morning pump! Who is getting into shape for summer??!! Gonna gain 7 pounds this summer." Looks like he's off to a good start.

According to Yahoo.com/omg:

The USC sophomore is flexing his guns, showing off his washboard abs, and gritting his teeth just like the Incredible Hulk. According to Patrick, he maintains his impressive physique by fueling his body with a diet of Pepperidge Farm Goldfish, Oreo cookies, Pop-Tarts, and other sugary snacks. Last month he tweeted a snapshot of the inside of his pantry, saying, "If your wondering what foods I eat to maintain 6 pack and what foods are in my pantry.

That pic can be found here.