Watch Who Shot Biggie & Tupac? full movie online Movies123. Watch Who Shot Biggie & Tupac? 123movies online for free. Who Shot Biggie & Tupac? 123Movies: An investigative crime special examining two of the greatest murder mysteries in pop culture history, digging deep into the entangled murders of hip-hop’s most legendary adversaries – rappers Tupac Shakur and Biggie Smalls.