Barack Hussein Obama II (ⁱ/bəˈrɑːk huːˈseɪn oʊˈbɑːmə/; born August 4, 1961) is the 44th and current President of the United States. He is the first African American to hold the office. In January 2005, Obama was sworn in as a U.S. Senator in the state of Illinois. He would hold this office until November 2008, when he resigned following his victory in the 2008 presidential election.

Born in Honolulu, Hawaii, Obama is a graduate of Columbia University and Harvard Law School, where he was the president of the Harvard Law Review. He was a community organizer in Chicago before earning his law degree. He worked as a civil rights attorney in Chicago and taught constitutional law at the University of Chicago Law School from 1992 to 2004. He served three terms representing the 13th District in the Illinois Senate from 1997 to 2004.

Following an unsuccessful bid against the Democratic incumbent for a seat in the United States House of Representatives in 2000, Obama ran for the United States Senate in 2004. Several events brought him to national attention during the campaign, including his victory in the March 2004 Illinois Democratic primary for the Senate election and his keynote address at the Democratic National Convention in July 2004. He won election to the U.S. Senate in Illinois in November 2004. His presidential campaign began in February 2007, and after a close campaign in the 2008 Democratic Party presidential primaries against Hillary Rodham Clinton, he won his party's nomination. In the 2008 presidential election, he defeated Republican nominee John McCain, and was inaugurated as president on January 20, 2009. Nine months later, Obama was named the 2009 Nobel Peace Prize laureate. In April 2011, he announced that he would be running for re-election in 2012.

Enrique Iglesias (born Enrique Miguel Iglesias Preysler; May 8, 1975) is a Spanish singer, songwriter and occasional actor, popular in both the Latin market and the Hispanic American market in the United States. He is the son of the famous Spanish singer Julio Iglesias. Within five years of beginning his musical career in the 1990s, he became the biggest seller of Spanish-language albums of that decade. He made his crossover into the mainstream English language market before the turn of the millennium, signing a multi-album deal with Universal Music Group for an unprecedented US$50,000,000 with Universal Music Latino to release his Spanish albums and Interscope to release English albums. In 2010, he parted with Interscope and signed with another Universal Music Group label, Universal Republic.

Iglesias has sold over 100 million records worldwide, making him one of the best selling Spanish language artists of all time. He has had five Billboard Hot 100 top five singles, including two number-ones, and holds the record for producing 22 number-one Spanish-language singles on the Billboard's Hot Latin Tracks. He has also had ten number-one songs on Billboard's Dance charts, more than any other single male artist. Altogether, Iglesias has amassed 55 number-one hits on the various Billboard charts. Billboard has called him The King of Latin Pop and The King of Dance. Billboard also named Enrique the number two Latin artist of the years 1986–2011 (Luis Miguel taking the first spot).

Luan Domingos Rafael Santana (born 13 March 1991; Portuguese pronunciation: [luˈɐ̃ sɐ̃ˈtɐ̃nɐ]) is a Brazilian singer and composer of sertanejo universitário music.

Currently Santana has one of the most expensive concert fees in the country, charging about R$300,000 per performance.^{[citation needed]} His first live album was a bestseller throughout 2010, selling over 500,000 copies.^{[citation needed]} It remains among the best-selling albums in Brazil. His second album was recorded live in December 2010 at the HSBC Arena in Rio de Janeiro and will be released in 2011.^{[dated info]} The first single, "Adrenalina", a song that hit the top spot on the Billboard charts. The second single from this album Química Do Amor features Bahian singer Ivete Sangalo.

Santana was born in Campo Grande, Mato Grosso do Sul. He began singing at age three in his hometown. After realizing his talent, his father gave him a guitar to further encourage his musical skill.

In recording his second CD, Santana decided that work would live and record in the cities in Brazil where his shows were performed. Once the CD was finished, two songs "Tô de Cara"and "Meteoro" became hits as he became on of the most played artists on Brazilian radio.^{[citation needed]} Over a few weeks the video of "Meteor" had 17 million hits on YouTube.^{[citation needed]} In summer 2009, Santana broke attendance records for the cities where he performed.^{[citation needed]} Santana was invited to participate in "Rodeo of Barry. He performs at cowboy festivals and agricultural exhibitions throughout Brazil. In 2009 Santana performed 300 concerts in Brazil, with an average of 25 presentations per month. Santana launched his first DVD, recorded in August 2009 in Native Nations Park.