Summer Girls T&A 2004. Summer Girls T & A 2004! It's the largest beach party in the world! Not only lasting four full days, but boasting a staggering 150,000 wild partiers in attendance. GM Video has been on the forefront documenting this event for more then 12 years of it's 51 years of existence. Lots of drinking and hundreds of gorgeous girls getting naked for the cameras. And it doesn't end there! With the GM yacht anchored just 50 yards off the beac...