We got pics from the rapper’s FRIGO RevolutionWear underwear campaign and he's jacked ... very big.
Fiddy partnered with Carmelo Anthony, Derek Jeter and Timbaland for the upscale line, but we’re told he’s the only one stripping down for billboards.
The undies don’t come cheap – the exclusives cost $100 a pop ... 'cause, you know, Fifty is always gettin' rich or gonna die tryin'.


























