A picture taken on December 19, 2008 in Pretoria, South Africa, shows the copy of a Mock Guinness Book of Records "Certificate" to be handed over to the Zimbabwean embassy in Pretoria later today by the Revolutionary Youth Movement of Zimbabwe. This year alone, Zimbabwe's central bank chief Gono has introduced 27 new currency denominations, but still cannot print money fast enough to keep pace with the world's highest inflation rate, last estimated at 231 million percent in July. AFP PHOTO / STR (Photo credit should read STR/AFP/Getty Images)