In 2003, Tyler received an honorary degree from Berklee College of Music, and, in 2005, received an honorary doctorate from the University of Massachusetts Boston. In 2003, Tyler also inducted AC/DC into the Rock and Roll Hall of Fame. Tyler sang with AC/DC frontman Brian Johnson for a performance of “You Shook Me All Night Long”. Later in the year, Tyler went on tour with Aerosmith for the Rocksimus Maximus Tour with KISS.
In 2004, Aerosmith released the blues cover album Honkin’ on Bobo and launched a brief tour with Cheap Trick, focused on smaller markets. That summer, Tyler starred in a commercial forSony’s Cyber-shot camera, which also included the Aerosmith song “The Grind“, a new song featured on Honkin’ on Bobo. Later that year, Tyler sang the National Anthem to kick off the 2004 World Series at Fenway Park. The 2004 film The Polar Express featured Tyler singing “Rockin’ on Top of the World” alongside a group of computer-animated elves resembling Aerosmith.
In 2005, Tyler sang lead vocals on Santana’s hit single “Just Feel Better” and made a cameo appearance in the film Be Cool.
In 2006, after recovering from throat surgery and the grueling Rockin’ the Joint Tour, Steven Tyler performed with Joe Perry and the Boston Pops Orchestra for the orchestra’s annual Fourth of July concert, his first major public appearance since the surgery. During the concert, which was broadcast nationally on CBS, Tyler, Perry, and the orchestra performed a medley of “Walk This Way”, “I Don’t Want to Miss a Thing” and “Dream On”. That year, Tyler also recorded a duet with country music artist Keith Anderson, titled “Three Chord Country and American Rock & Roll”. The song, a remixed version of a song found on Anderson’s debut album, was released as a single on the U.S. Hot Country Songs charts.