Carol Kaye - As a session musician, Kaye was the bassist on many Phil Spector and Brian Wilson productions in the 1960s and 1970s. She played guitar on Ritchie Valens' "La Bamba" and is credited with the bass tracks on several Simon & Garfunkel hits and many film scores by Quincy Jones and Lalo Schifrin. One of the most popular albums Carol contributed to was the Beach Boys' Pet Sounds.
Pharrell Williams - (born April 5, 1973), commonly known simply as Pharrell, is an American rapper, singer, record producer, composer, and fashion designer. Williams and Chad Hugo make up the record production duo The Neptunes, producing hip hop and R&B music. He is also the lead vocalist and drummer of hip-hop band N.E.R.D, which he formed with Hugo and childhood friend Shay Haley.