The Motown legendary bassist, James Jamerson would been 76 on January 29, 2012.
One of the most influential bass players of all time, Jamerson played "on more number-one hits than The Beatles, Elvis Presley, The Rolling Stones, and The Beach Boys combined." according to the 2002 documentary, Standing in the Shadows of Motown.
He's also the seminal representative of the Fender Precision Bass. That bass alone has so much legend and aura about it; it was stolen shortly before his death in 1983 and was never found.
One of the most famous tracks he plays on is Marvin Gaye's "What's Goin' On?", so here it is again for you to enjoy: