Arnie's teenage son Patrick following dad's path

Arnold Schwarzenegger's teenage son Patrick has been working out in an attempt to emulate his famous muscle-man father.

The 19-year-old tweeted some pictures, where he can be seen showing off his muscles after a workout session, the Australian.com reported.

He also posted an inspiring message to fans, while revealing the he is planning to gain 7 pounds this summer.

Arnold, who began weight training at the age of 15, won the Mr. Universe title when he was 20 and the Mr. Olympia contest seven times.