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Bruce Springsteen surprised 75,000 rock fans in Portugal Thursday night by joining The Rolling Stones on stage for their classic “Tumbling Dice” during the band’s Rock in Rio performance in Lisbon.  Check out the official clip below, posted by The Rolling Stones’ YouTube channel:

This fan posted video shows the full performance:

The Rolling Stones are currently on the European leg of their 14 on Fire tour, while Bruce Springsteen finished up a run of US dates earlier this month.

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