INDIO, Calif -Sun, Apr 15, 2012.. - British rockers Radiohead and folk band Bon Iver got thousands of fans dancing on day two of the Coachella Valley Music and Arts Festival, and warm, blue skies chased away the cold and rain in time for Sunday's big closing act - Dr. Dre and Snoop Dogg. Buzz was running high ahead of the rap duo's headlining appearance, with rumors rife about potential surprise guests, as well as a hologram resurrecting late rappers Tupac Shakur and Nate Dogg, that are thought to be joining the pair for their hit, "California Love." Sunday's line-up also features Gotye, Florence and the Machine, Calvin Harris, DJ Shadow and Avicii. On a day of comebacks and surprises on Saturday, Usher turned up unannounced, jumping on stage in the dance tent with French DJ David Guetta to perform their single "Without You." Guetta told Reuters before his set that he was curious to see reactions this year given the explosion of electronic dance music into the mainstream mus! ic scene. "I'm very happy to play the dance tent. I'm going to play a lot of music, because when I play main stage, I have to play all my big hits. But I'm going to take this opportunity, I have so much new music," said Guetta. British rock band Radiohead made their return to Coachella after performing in 2004, kicking off with "Bloom," before picking up the pace with "15 Step." Lead singer Thom Yorke shyly introduced the band before launching into a piano-led rendition of "The Daily Mail," putting a
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