The live music company has filed a letter of complaint to The Royal Parks raising "serious concerns" about the tender and bid process for the new four-year contract up to 2017.

BBC: Live Nation may end 10-year link with Hyde Park

The next year, Advantage Partners made a tender offer bid and acquired all outstanding shares for JPY 250 billion, of which JPY 170 billion was financing provided by syndicate whose members included Lonestar, Shinsei Bank, and Credit Agricole.

FORBES: Tokyo Star Bank's Star Falls

But in 1988 he made his ambitions clear when he audaciously launched a bid for the Democratic party's White House ticket at the tender age of 40.

BBC: Al Gore: Groomed for power