Cowell says Tyler is a perfect 'Idol' replacement

File - Vocalist Steven Tyler of the rock band Aerosmith performs at the Verizon Wireless Amphitheatre in this June 10, 2009 file photo taken in Maryland Heights, Mo. (AP Photo/Jeff Roberson, File)

November 23, 2010 8:07:13 AM PST
Former "American Idol" judge Simon Cowell says he's happy that Steven Tyler will take his place.