Katy Perry tweeted, "I think I might have cried when I saw Tupac," while her pal Rihanna boasted: "Tupac back unbelievable." Estelle added, "Tupac Back Yeah omfg... Real tears," and actress Teresa Palmer declared, "Coachella could not be cooler right now."
At the end of his performance, a light shines on Pac and he dissipates into thin air.
Eminem also made an appearance and rapped through I Need a Doctor immediately after the Tupac Shakur tribute and then joined his mentor Dre on Forgot About Dre.
Perhaps the best Coachella weekend ever! Also featured at Week 1 were headlining performances from the likes of Wiz Khalifa, The Black Keys, Radiohead, Florence & The Machine, Bon Iver, A$AP Rocky, Pulp and Arctic Monkeys.
Taking to his Twitter page after his performance, Wiz Khalifa exclaimed, "F**cin 2pac Ahhhhhhh!!! I Performed Wit Dr Dre And Snoop Dogg!!! Awww F**c Im So Happy To Be Alive. That Was The Best S**t I Seen In My Life! Thank Everybody!!! Snoop. Dre. Warren G. Pac. The Stoners. The Ratchet!!! Usher. 50 Cent. Coachella Was Life Changing!!!"
The acts will repeat their performances and festival time slots at part 2 of Coachella next weekend!