Philadelphia rockers 3 Shades of Blue perform Sail in the AGT semifinals.\r
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Rock band 3 Shades of Blue shakes the AGT stage with a powerful rendition of Chains in efforts to win a coveted semifinal spot.\r
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Four guys from Philly put their pop-rock spin on Sail by AWOLNATION. See 3 Shades of Blue show how they made it to the Semi-Finals with their strong .\r
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Freelusion brings a mind-blowing performance to the AGT stage.