Christopher Rios (November 10, 1971 – February 7, 2000), better known by his stage name Big Pun (short for Big Punisher), was a Puerto Rican rapper who emerged from the underground rap scene in The Bronx in the late 1990s. He first appeared on albums from Fat Joe’s second album Jealous One’s Envy in (1995), on the track “Watch Out”, And with The Beatnuts, on the track “Off the Books” in (1997) prior to signing to Loud Records as a solo artist.