Nad fans Insatiable.
More than 1,000 diehard followers braved an icy wait at Tesco in Antrim to get their CDs signed by the one-time Girls Aloud star.
Nadine, 25, was in the town to publicise her new single Insatiable, which she is hoping will boost her solo career.
Some fans were "in hysterics" about meeting Nadine, who now lives in the US.
Nadine signed an exclusive deal with Tesco to sell her new album. She Tweeted that she nearly missed her flight from London to Belfast for the event.
DELIGHTED J Fan Megan Shannon's day is made QUICKIE J Emily Watson, nine, got the first copy