They visit Second Cup Café to share music in honor of Saint Patrick's Day.
Each of the original members of Celtic Woman were successful solo artists before musical director David Downes brought them together in 2005.
Downes, who was musical director of the hit Irish dance show "Riverdance," wanted to showcase the individuality of each singer as well as blend their voices in the show's ensemble works.
Celtic Woman became a huge hit with American audiences after the their first PBS TV special aired in March 2005.
Their latest special, "A New Journey, Live at Slane Castle" premiered on December 2, 2006 on PBS during the network's pledge period. The live concert was filmed at Slane Castle, the home of Lord Henry Mount Charles, in County Meath, Ireland.
Their latest album, "A New Journey" debuted at No. 4 on the top of the Billboard 200 albums chart — their highest chart position ever. It's currently at No. 1 on Billboard's World Album chart, with their self-titled debut album at No. 2 after 105 weeks.
Celtic Woman kicked off an 88-show U.S. tour on Feb. 14 in Tampa and will be on the road through May.