The Untouchable is a shining moment in Scarface's discography. The 12-track collection featured cameos from the late Tupac Shakur ... on his own terms. On songs like "Faith" and "For Real ...

Today is what would've been legendary hip hop artist Tupac Shakur's 49th birthday ... Celebrate his birthday today with these 10 songs that perfectly embody who Pac was as a rapper and a person.