He's appearing in Hampshire at Easter along with Kevin Dempsey and Maartin Allcock.
See the Gosport & Fareham Easter Festival website for details http://www.eastfest.co.uk
Swarb appears on Sunday April 16 at the Lysses House Hotel in Fareham, Hampshire.
Martin Carthy appears with Waterson:Carthy on the same night at the Ferneham Hall in Fareham as does the great Roy Bailey.
Box Office 01329 231942.
Sounds like a night worth attending.