It is a fake logo for the birthday of Italian Prime Minister. I found the link in Twitter (via @SirFr and @JuliusDesign.
Silvio Berlusconi was born on 29 September 1936. He is an Italian politician, the current Prime Minister of Italy, as well as an entrepreneur. He is also known under the nickname Il Cavaliere (literally, The Knight), due to the knighthood Order of Merit for Labour which he received in 1977.