US-MUSIC-POVERTY

Dan Auerbach of The Black Keys performs onstage duringthe Global Citizen Festival, a mass music concert and event to urge world leaders to act towards ending extreme poverty, in Central Park in New York on September 29, 2012. Some 60,000 people attended the free festival, part of the Global Citizen Campaign. EMMANUEL DUNAND/AFP/GettyImages

Reading Festival 2012 - Day 3

Performs live on the Main Stage on Day Three during the Reading Festival 2012 at Richfield Avenue on August 26, 2012 in Reading, England.

Reading Festival 2012 - Day 3

Performs live on the Main Stage on Day Three during the Reading Festival 2012 at Richfield Avenue on August 26, 2012 in Reading, England.

Reading Festival 2012 - Day 3

Performs live on the Main Stage on Day Three during the Reading Festival 2012 at Richfield Avenue on August 26, 2012 in Reading, England.

Reading Festival 2012 - Day 3

Performs live on the Main Stage on Day Three during the Reading Festival 2012 at Richfield Avenue on August 26, 2012 in Reading, England.

Reading Festival 2012 - Day 3

Performs live on the Main Stage on Day Three during the Reading Festival 2012 at Richfield Avenue on August 26, 2012 in Reading, England.

US-MUSIC-POVERTY

Patrick Carney of The Black Keys performs onstage during the Global Citizen Festival, a mass music concert and event to urge world leaders to act towards ending extreme poverty, in Central Park in New York on September 29, 2012. Some 60,000 people attended the free festival, part of the Global Citizen Campaign. EMMANUEL DUNAND/AFP/GettyImages

Reading Festival 2012 - Day 3

Performs live on the Main Stage on Day Three during the Reading Festival 2012 at Richfield Avenue on August 26, 2012 in Reading, England.

Reading Festival 2012 - Day 3

Performs live on the Main Stage on Day Three during the Reading Festival 2012 at Richfield Avenue on August 26, 2012 in Reading, England.

Reading Festival 2012 - Day 3

Performs live on the Main Stage on Day Three during the Reading Festival 2012 at Richfield Avenue on August 26, 2012 in Reading, England.

Reading Festival 2012 - Day 3

Performs live on the Main Stage on Day Three during the Reading Festival 2012 at Richfield Avenue on August 26, 2012 in Reading, England.

Reading Festival 2012 - Day 3

Performs live on the Main Stage on Day Three during the Reading Festival 2012 at Richfield Avenue on August 26, 2012 in Reading, England.

Reading Festival 2012 - Day 3

Performs live on the Main Stage on Day Three during the Reading Festival 2012 at Richfield Avenue on August 26, 2012 in Reading, England.

US-MUSIC-POVERTY

Dan Auerbach of The Black Keys performs onstage during the Global Citizen Festival, a mass music concert and event to urge world leaders to act towards ending extreme poverty, in Central Park in New York on September 29, 2012. Some 60,000 people attended the free festival, part of the Global Citizen Campaign. EMMANUEL DUNAND/AFP/GettyImages

Reading Festival 2012 - Day 3

Performs live on the Main Stage on Day Three during the Reading Festival 2012 at Richfield Avenue on August 26, 2012 in Reading, England.

Reading Festival 2012 - Day 3

Performs live on the Main Stage on Day Three during the Reading Festival 2012 at Richfield Avenue on August 26, 2012 in Reading, England.

Reading Festival 2012 - Day 3

Performs live on the Main Stage on Day Three during the Reading Festival 2012 at Richfield Avenue on August 26, 2012 in Reading, England.

FRANCE-CANAL-PLUS

Us singer Dan Auerbach of The Black Keys performs during the TV broadcast show "Le Grand Journal" on a set of French Canal Plus channel, on August 28, 2012 in Paris. PATRICK KOVARIK/AFP/GettyImages

FRANCE-CANAL-PLUS

Singer Dan Auerbach of The Black Keys performs during the TV broadcast show "Le Grand Journal" on a set of French Canal Plus channel, on August 28, 2012 in Paris. PATRICK KOVARIK/AFP/GettyImages

The Global Citizen Festival in Central Park to end extreme poverty

Performs onstage at the Global Citizen Festival In Central Park To End Extreme Poverty - Show at Central Park on September 29, 2012 in New York City.

The Global Citizen Festival in Central Park to end extreme poverty

Performs onstage at the Global Citizen Festival In Central Park To End Extreme Poverty - Show at Central Park on September 29, 2012 in New York City.

The Global Citizen Festival in Central Park to end extreme poverty

Performs onstage at the Global Citizen Festival In Central Park To End Extreme Poverty - Show at Central Park on September 29, 2012 in New York City.

The Global Citizen Festival in Central Park to end extreme poverty

Performs onstage at the Global Citizen Festival In Central Park To End Extreme Poverty - Show at Central Park on September 29, 2012 in New York City.

The Global Citizen Festival in Central Park to end extreme poverty

Performs onstage at the Global Citizen Festival In Central Park To End Extreme Poverty - Show at Central Park on September 29, 2012 in New York City.

The Global Citizen Festival in Central Park to end extreme poverty

Performs onstage at the Global Citizen Festival In Central Park To End Extreme Poverty - Show at Central Park on September 29, 2012 in New York City.

FRANCE-CANAL-PLUS

Us singer Dan Auerbach of The Black Keys performs during the TV broadcast show "Le Grand Journal" on a set of French Canal Plus channel, on August 28, 2012 in Paris. PATRICK KOVARIK/AFP/GettyImages

The Global Citizen Festival in Central Park to end extreme poverty

Performs onstage at the Global Citizen Festival In Central Park To End Extreme Poverty - Show at Central Park on September 29, 2012 in New York City.

The Global Citizen Festival in Central Park to end extreme poverty

Performs onstage at the Global Citizen Festival In Central Park To End Extreme Poverty - Show at Central Park on September 29, 2012 in New York City.