The classical violinist was in the Argyle Street music shop to sign copies of her latest album, Homecoming: A Scottish Fantasy.
It marks 10 years since Nicola won Young Musician of The Year and features tracks celebrating her Scottish heritage.
Fans were captivated by the talented star as she chatted and signed CDs. The new album includes classical and traditional Scottish music, including My Love is Like a Red Red Rose and Scottish Fantasy.
It also inlcudes contributions from folk music stars Phil Cunningham, Aly Bain and Julie Fowlis.