The seventh studio album of the group Celtic Woman, Believe is also the first to feature Lisa Lambe. Additional performers include vocalists Chlo Agnew, Lisa Kelly, rla Fallon, Mav N Mhaolchatha, Hayley Westenra, Lynn Hilary, Alex Sharpe, and fiddler Mirad Nesbitt. Familiar tunes treated in Celtic Woman's signature style here include "Bridge Over Troubled Water" (performed by Kelly, Agnew, and Lambe), "Black is the Colour" (Lambe), Franz Schubert's "Ave Maria " (Agnew), and "You'll Never Walk Alone" (Kelly, Agnew, Lambe, Nesbitt). The Barnes & Noble Exclusive edition adds two live cuts: "Smile" (Kelly, Agnew, Lambe, Nesbitt) and "Green Grow the Rushes" (Kelly, Agnew).