Into the 21st century, Wonder contributed two new songs to the soundtrack for Spike Lee's "Bamboozled" album ("Misrepresented People" and "Some Years Ago"). Wonder continues to record and perform; though mainly occasional appearances and guest performances, he did do two tours, and released one album of new material, 2005's "A Time to Love". In June 2006, Wonder made a guest appearance on Busta Rhymes' album "The Big Bang", on the track "Been through the Storm". He sings the refrain and plays the piano on the Dr. Dre- and Sha Money XL–produced track. He appeared again on the last track of Snoop Dogg's album "Tha Blue Carpet Treatment", "Conversations". The song is a remake of "Have a Talk with God" from "Songs in the Key of Life". In 2006, Wonder staged a duet with Andrea Bocelli on the latter's album "Amore", offering harmonica and additional vocals on "Canzoni Stonate". Wonder also performed at Washington, D.C.'s 2006 "A Capitol Fourth" celebration. His key appearances include performing at the opening ceremony of the 2002 Winter Paralympics in Salt Lake City, the 2005 Live 8 concert in Philadelphia, the pre-game show for Super Bowl XL in 2006, the in 2009, and the opening ceremony of the 2011 Special Olympics World Summer Games in Athens, Greece.