'''Lil' O (born Ore Magnus Lawson'''; November 22, 1977) is a southern rapper, born in Lagos, Nigeria and raised in Southwest Houston, Texas.[ Lil' O - Da Fat Rat Wit Da Cheez :: Hip-Hop Album Review] He is an original member of DJ Screw's Screwed Up Click. He was also known as O or Da Fat Rat Wit Da Cheeze. His name references his height, at 5 feet tall.