Six former Blue Peter hosts reunite on stage ahead of Edinburgh Fringe show

Former Blue Peter presenters (left to right) Mark Curry, Peter Duncan, Janet Ellis, Valerie Singleton, Peter Purves and Tim Vincent (Nick Rutter/PA Wire)
Former Blue Peter presenters (left to right) Mark Curry, Peter Duncan, Janet Ellis, Valerie Singleton, Peter Purves and Tim Vincent (Nick Rutter/PA Wire)