'I'm in top health and singing at my very best': Elton John, 75, denies he is in a frail condition

Elton John's chequered health history: A look at star's ailments as he's forced to use a wheelchair

Elton John, 75, is pushed in a wheelchair ahead of his Jubilee performance

Elton John touches down in Germany in his private jet as he resumes Farewell Yellow Brick Road Tour