Watch; Not good for the vertigo

Plane performs world's first ever '˜knife edge' stunt
A Pitts Special S2S stunt plane performs the worlds first ever 'knife edge' between two hot air balloons, cutting a ribbon as it passes between them just above the ground at Gloucester airport. Picture: Ben Birchall/PA WireA Pitts Special S2S stunt plane performs the worlds first ever 'knife edge' between two hot air balloons, cutting a ribbon as it passes between them just above the ground at Gloucester airport. Picture: Ben Birchall/PA Wire
A Pitts Special S2S stunt plane performs the worlds first ever 'knife edge' between two hot air balloons, cutting a ribbon as it passes between them just above the ground at Gloucester airport. Picture: Ben Birchall/PA Wire

A Pitts Special stunt plane has become the world’s first to complete a ‘knife-edge’ stunt at Gloucester Airport.