Sir Tom Jones was knighted by Queen Elizabeth II for services to music at Buckingham Palace 16 years ago. And now, the singer, who turned 81 this week, has shared his initial concerns over the appointment.The Delilah hitmaker admitted he was worried that he would need to "straighten up" and "change his ways" in order to receive the accolade.At the time the decision was being made, he had already been appointed an Officer of the Order of the British Empire (OBE).He was presented with the honour during a ceremony in 1998.Tom shared his concerns when asked what it was like to be knighted.He told AV Club that it was his biggest achievement to date.Tom said: "When they said, 'You’re being considered for knighthood,' I thought, 'My god, do I have.
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