Stars Perform At MLK National Memorial Dedication

Stevie Wonder, Ledisi and more attend the historic ceremony.

Stevie Wonder and Ledisi - The legendary Stevie Wonder, who, in 1980, successfully campaigned to make Dr. Martin Luther King Jr.'s birthday a national holiday with the original song "Happy Birthday," joins Grammy-nominated recording artist Ledisi to sing "It's A Wonderful World" during the dedication ceremony for the Martin Luther King Jr. Memorial on the National Mall, on October 16, 2011, in Washington, DC.  Ledisi was so moved, she had to take a moment during the song as she looked out at the crowd filled with President Barack Obama and the first family, other entertainers, civil rights leaders and gracious attendees. (Photo: Brendan Smialowski/Getty Images)

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Stevie Wonder and Ledisi - The legendary Stevie Wonder, who, in 1980, successfully campaigned to make Dr. Martin Luther King Jr.'s birthday a national holiday with the original song "Happy Birthday," joins Grammy-nominated recording artist Ledisi to sing "It's A Wonderful World" during the dedication ceremony for the Martin Luther King Jr. Memorial on the National Mall, on October 16, 2011, in Washington, DC.  Ledisi was so moved, she had to take a moment during the song as she looked out at the crowd filled with President Barack Obama and the first family, other entertainers, civil rights leaders and gracious attendees. (Photo: Brendan Smialowski/Getty Images)

Shirley Murdock - R&B Legend Shirley Murdock, best known for her 80's hit "As We Lay" and now a well-respected gospel singer, performs at the Martin Luther King Jr. Washington Memorial dedication ceremony at West Potomac Park in Washington, D.C. (Photo: Monica Morgan/WireImage)

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Shirley Murdock - R&B Legend Shirley Murdock, best known for her 80's hit "As We Lay" and now a well-respected gospel singer, performs at the Martin Luther King Jr. Washington Memorial dedication ceremony at West Potomac Park in Washington, D.C. (Photo: Monica Morgan/WireImage)

PoemCees and Miri Ben-Ari - Hip hop violinist Miri Ben-Ari, who was brought to public attention by none other than Kanye West, performs with the PoemCees during the dedication ceremony at the Martin Luther King Jr. Memorial on the National Mall in Washington, DC. (Photo: Brendan Smialowski/Getty Images)

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PoemCees and Miri Ben-Ari - Hip hop violinist Miri Ben-Ari, who was brought to public attention by none other than Kanye West, performs with the PoemCees during the dedication ceremony at the Martin Luther King Jr. Memorial on the National Mall in Washington, DC. (Photo: Brendan Smialowski/Getty Images)

Dick Gregory - Stevie Wonder listens while comedian and civil rights activist Dick Gregory speaks to the crowds at the dedication ceremony for the Martin Luther King Jr. Memorial on the National Mall in Washington, D.C. In 1963, Gregory spoke to potential Black voters in Selma to encourage voter registration and, in 1968, he even ran for President of the United States. He earned more than 47,000 votes as a write-in candidate.  (Photo: Brendan Smialowski/Getty Images)

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Dick Gregory - Stevie Wonder listens while comedian and civil rights activist Dick Gregory speaks to the crowds at the dedication ceremony for the Martin Luther King Jr. Memorial on the National Mall in Washington, D.C. In 1963, Gregory spoke to potential Black voters in Selma to encourage voter registration and, in 1968, he even ran for President of the United States. He earned more than 47,000 votes as a write-in candidate.  (Photo: Brendan Smialowski/Getty Images)

Sheryl Crow - New-age pop folk singer Sheryl Crow performs at the dedication ceremony for slain civil rights leader and American hero, Rev. Dr. Martin Luther King Jr., at the Martin Luther King Memorial on the National Mall in Washington, D.C. (Photo:  Brendan Smialowski/Getty Images)

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Sheryl Crow - New-age pop folk singer Sheryl Crow performs at the dedication ceremony for slain civil rights leader and American hero, Rev. Dr. Martin Luther King Jr., at the Martin Luther King Memorial on the National Mall in Washington, D.C. (Photo:  Brendan Smialowski/Getty Images)

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Jennifer Holliday at B.B. King's Blues Club & Grill - One of the greatest voices in R&B and Broadway is bringing her talents to the stage once again. Holliday will perform for one night only at the popular Manhattan club on September 26, making this a must-see for anyone in the Tri-State area.  (Photo: Brendan Smialowski/Getty Images)

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Jennifer Holliday - Best known for her role as "Effie" in the Broadway musical, Dreamgirls, and her hit song from the play, "And I Am Telling You, I'm Not Going," Jennifer Holliday pays tribute at the Martin Luther King Jr. Memorial on the National Mall in Washington, D.C. with President Barack Obama and a host of other entertainers and civil rights leaders. (Photo:  Brendan Smialowski/Getty Images)

James Taylor - Singer James Taylor, best known for his 1970 hit "Fire and Rain," performs during the dedication ceremony at the Martin Luther King Jr. Memorial on the National Mall in Washington, D.C. (Photo:   Brendan Smialowski/Getty Images)

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James Taylor - Singer James Taylor, best known for his 1970 hit "Fire and Rain," performs during the dedication ceremony at the Martin Luther King Jr. Memorial on the National Mall in Washington, D.C. (Photo:   Brendan Smialowski/Getty Images)