Celtic Thunder is an Irish singing group and stage show formed in 2007 and is perhaps best known for their theatrical shows and eclectic musical style. Although the group has had a number of lineup changes over the years.
The group also has a massive creative team and stage production crew to help manage their elaborate shows and the elaborate set pieces they are known for, including lots of visual effects and highly choreographed singing that draws inspiration from Celtic mythology. Celtic Thunder won named Top World Artist by Billboard in 2008, 2009 and 2011, with their first three albums ranking in the top ten for World Albums.