Joni Mitchell performs live on stage at Wembley Stadium, London on 14th September 1974. Photo / Redferns
Joni Mitchell performs live on stage at Wembley Stadium, London on 14th September 1974. Photo / Redferns
50 years on, Joni Mitchell releases music video for classic Christmas track 'River'
The track has been covered by generations of artists from James Taylor to Ellie Goulding
