Vocalist  Steven Tyler, right, and lead guitarist Joe Perry of the rock band Aerosmith perform at the Verizon Wireless Amphitheatre Wednesday, June 10, 2009, in Maryland Heights, Mo. AP Photo logo AP Photo 5 months ago

Vocalist Steven Tyler, right, and lead guitarist Joe Perry of the rock band Aerosmith perform at the Verizon Wireless Amphitheatre Wednesday, June 10, 2009, in Maryland Heights, Mo.