Seamus developed a reputation for his flamboyant blues-style guitar often opening for bands such as Thin Lizzy. Seamus toured the US in 1974 with a band called Rock & Roll Circus.

In 1996 he joined forces with Blackthorn, Philadelphia's legendary Celtic Rock band. Seamus did more than a thousand shows with Blackthorn. In 2010, Seamus decided it was time to embark on a solo career. In just a few short years, he has put together a show that combines comedy, story telling. virtuoso guitar playing and a wonderful collection of original and unique cover material. His shows are not for the faint of heart. He will keep you on the edge of your seat for hours so fasten up and enjoy the ride!