Fergus O'Farrell is the charismatic voice of one of the most compelling groups to emerge from the Irish music scene in the 1990s, a fact recognised by their inclusion in the current TV series, Other Voices: Songs from a Room. Interference are a group that cross all rock/folk/traditional divides with their string driven hypnotic sound, making a concert a truly moving experience. Fergus O'Farrell also widely collaborates : Artists include Black , Camilla Griehsel, Maurice Seezer, Gavin Friday, Paul Tiernan, David Bickley, Glen Hansard, Maria Doyle Kennedy, Nina Hynes, Mundy and Paul Griffin. For the last few years Fergus has been also playing with the West Cork based group DogTail Soup.