Mr. TAYLOR: That's really a thrill when someone like that picks up your song, you know?

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If your phone picks up a stronger signal from the Republic of Ireland, then you can be landed with unexpected charges in areas some distance from the border.

BBC: Improved picture in Fermanagh, but blackspots remain

Just because a celeb picks up a bag with your phone in it, there's no guarantee they'll use it, says Jon Maron, who runs entertainment marketing for LG Electronics MobileComm.

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