The music of Irish singing group Celtic Thunder is not freely accessible for legal and copyright reasons. However, the group often performs on public broadcast shows on PBS that can be watched live on public TV by basic cable subscribers.
Celtic Thunder's most famous PBS performance, as of 2015, was entitled "It's Entertainment!" The special showcased both the group's material, which spans more than six decades of popular music hits, and their intricate choreography, along with their electric stage presence. The group's 12 recorded albums and 10 live DVD performances are available to purchase from the Celtic Thunder website or at downloadable music websites such as iTunes.