Carey sang "Hero" in Seoul, South Korea in June 1999 during the "Michael Jackson &amp; Friends" benefit concert, which raised money for several charitable organizations. On September 21, 2001, following the September 11 attacks, Carey sang "Hero" as part of the "" telethon. Her appearance on the telethon was her first public appearance since her publicized breakdown and hospitalization, prior to the release of "Glitter". In 2003, Carey performed a medley of songs from her album, "Charmbracelet" (2002), during Michael Jordan's final NBA All-Star Game in 2003 Following the medley, she included "Hero" onto the short set-list, followed by Jordan's final game. On July 2, 2005, a benefit concert was held in Hyde Park, London titled Live 8. The televised event was watched by over 9.6 million British citizens, and held a live audience of over 200,000. Carey performed a three-song set-list, opening with "Make It Happen" and "Hero", which featured a live choir of African children, and followed by "We Belong Together", accompanied by actors Chris Barrie, Judy Flynn, Mike Burns and Julia St. John. During a promotional tour for her eleventh studio effort "E=MC2" in 2008, the song was re-recorded by the 2008 UK X Factor finalists and released as a single. Prior to its release, Carey appeared on the program, where she performed her single at the time "I Stay in Love", followed by a duet of "Hero" in between her and the finalists. In 2009, during the inaugural ball for Barack Obama, Carey opened the televised event with a live rendition of "Hero", wearing a long black evening gown while sporting a long wavy hairstyle. On June 5, 2010, Carey performed the song alongside "We Belong Together" at the Walmart shareholders meeting. Following the performance, Carey gained heavy media coverage for her apparent weight gain, leading many to suspect her pregnancy with husband Nick Cannon.