Samples:

• The sounds at the beginning is from the small toy in a can that would make a "mmmoooooooooo" sound each time it was turned upside down.
• Jet flying overhead from The Beatles "Back in the U.S.S.R." off the White Album
• The occasional beeps and bass lines during the first half of the song is from Issac Hayes' "Walk from Regio's", on the "Shaft" soundtrack
• "Right up in your face and dis' you" - "My Philosophy" by BDP
• "I do not sniff the coke, I only smoke the sensamilla" - Pato Banton's album "Never Give In"
• The oboe track you hear at the beginning is a sample of the Beatles "When I'm 64" from Sgt. Pepper's Lonely Hearts Club Band
• The violin and other orchestral tuning you hear in the middle (I believe when AdRock says "Rope-a dope...") is a sample of the intro to the Beatles "Sgt. Pepper's Lonely Hearts Club Band" from SPLHCB
• The crowd noise in the break is from the beginning of SPLHCB
• The Beatles, "The End" is scratched trhoughout the song
• The guitar track at the end is a sample from the Beatles "The End" from Abbey Road.
• The drum track underneath the guitar sample is a sample of the Beatles "Sgt. Pepper's Lonely Hearts Club Band (Reprise)" from SPLHCB
• James Brown's, "Get Up, Get Into It, Get Involved", when MCA says "that's right my name's Yauch"

• Jesus-"Pegs through my hands and one through my feet"
• Shea Stadium - Home of NY Mets
• Palladium - popular nightclub in New York
• Ponce de Leon, Fountain of Youth - he explored Florida looking for FOY
• Robotron -1980's video game
• Ben Franklin, Sir Isaac Newton - scientists
• Radium - element
• "Jimmy protector" - another term for a condom
• Adidas & Fila - sneaker companies
• Cheech Wizard - Character created by cartoonist Vaughn Bode
• Range Rovers - sport utility vehicle
• "Ben Franklin with the kite gettin' over with the key" - a reference to his famous experiment which established the first link between lightning and electricity
• "Rope-A-Dope" - Muhammed Ali's infamous boxing strategy, which consisted of giving your opponent the opposite of what you lead him to believe he is about to receive
• "dropping science like Galileo dropped the orange" - Italian astronomer born in Pisa in the 16th century, who dropped an objects from heights to prove that all objects fall at the same rate regarless of weight, disproving the prevailing theory that heavier objects fall faster.
• "Order the Quarter Deluxe" - a limited time sandwich at McDonald's
• "My mind is kinda flowing like an oil projector" -- an oil projector is a lighting effect, producing fluid colored blobs, used mainly in the '60s for psychedelic rock shows and movies