Jerry Maguire child star Jonathan Lipnicki flexes his muscles showing off his rock hard abs

Where did they come from Jerry Maguire child star Jonathan Lipnicki shows off his rock hard abs

Pumping iron: Child star Jonathan Lipnicki is all grown up. The formerly cute, bespectacled actor pulls no punches in showing us he wants to be taken seriously as a leading man

Pumping iron: Child star Jonathan Lipnicki is all grown up. The formerly cute, bespectacled actor pulls no punches in showing us he wants to be taken seriously as a leading man

Body buff: Lipnicki is a dedicated Brazilian martial arts student. Jiu Jitsu is a combat sport that focuses on grappling and ground fighting. The actor is aiming for a purple belt in the sport

Body buff: Lipnicki is a dedicated Brazilian martial arts student. Jiu Jitsu is a combat sport that focuses on grappling and ground fighting. The actor is aiming for a purple belt in the sport

Double take: Lipnicki Double take: Lipnicki

Double take: Lipnicki”s bulked up appearance today is a far cry from the diminutive, nerdy, much loved kid in films such as Stuart Little and Jerry Maguire