Aerosmith vocalist Steven Tyler gave a short live performance in Moscow on Friday evening with a street musician, during his night walk on downtown. The US singer chimed in with the street musician on Aerosmith's famous song 'I Don't Want to Miss a Thing' from from the Armageddon film. Dozens of people gathered to see the spontaneous event. Aerosmith have arrived in Moscow to perform at the Moscow annual music festival called 'Day of the City'.