The pop icon has called off the European leg of her heavily hyped Rock Witchu tour, blaming the promotional efforts�or lack thereof�of Island Def Jam Records.

"I'm trying to figure out a way to say this, but just to say it and to be quite honest, they just stopped all promotion whatsoever on the album, so I don't think you're going to hear another single off this album," Jackson told SOHH.com. - more on this story

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