2. Born: October 28, 1955 (age 56), Seattle Net worth: US$ 61 billion (2012) Spouse: Melinda Gates (m. 1994) Children: Rory John Gates, Phoebe Adele Gates, Jennifer Katherine Gates Education: Lakeside School (1973), Harvard College

3. SpongeBob SquarePants is an American animated television series, created by animator Stephen Hillenburg. Wikipedia First episode: May 1, 1999 Program creator: Stephen Hillenburg Adaptations: The SpongeBob SquarePants Movie Genres: Farce, Fantasy, Comedy, Cartoon series, Satire, Situation comedy, Animation, Black comedy Networks: Nickelodeon, YTV, NickToons Network

4. Barack Hussein Obama II is the 44th and current President of the United States. He is the first African American to hold the office. Wikipedia Born: August 4, 1961 (age 51), Honolulu Full name: Barack Hussein Obama II Net worth: US$ 11.8 million (2010) celebritynetworth.com Education: Harvard Law School (1988–1991), Columbia University (1983), More Siblings: Maya Soetoro-Ng, George Obama, Mark Ndesandjo

5. Justin Drew Bieber is a Canadian singer-songwriter, musician, and actor. Bieber was discovered in 2008 by American talent manager Scooter Braun, who came across Bieber's videos on YouTube and later became his manager. Wikipedia Born: March 1, 1994 (age 18), London Height: 5' 7" (1.70 m) Net worth: US$ 112 million (2011) exploredia.com Siblings: Jaxon Bieber, Jazmyn Bieber

6. Mohandas Karamchand Gandhi, commonly known as Mahatma Gandhi, was the preeminent leader of Indian nationalism in British-ruled India. Wikipedia Born: October 2, 1869, Porbandar Assassinated: January 30, 1948, Birla House Spouse: Kasturba Gandhi (m. 1883–1944) Children: Harilal Gandhi, Devdas Gandhi, Ramdas Gandhi, Manilal Gandhi Education: University College London, University of London

7. Martin Luther King, Jr. was an American clergyman, activist, and prominent leader in the African-American Civil Rights Movement. Wikipedia Born: January 15, 1929, Atlanta Died: April 4, 1968, St. Joseph's Hospital Children: Yolanda King, Martin Luther King III, Bernice King, Dexter Scott King Appears in: I Am Curious (Yellow) Education: Boston University, Morehouse College, Crozer Theological Seminary

8. Taylor Alison Swift is an American singer-songwriter
Taylor Alison Swift is an American singer-songwriter. Raised in Wyomissing, Pennsylvania, Swift moved to Nashville, Tennessee at the age of fourteen to pursue a career in country music. Wikipedia Born: December 13, 1989 (age 22), Reading Height: 5' 11" (1.80 m) Appears in: The Lorax, Valentine's Day, Taylor Swift: Journey to Fearless Awards: Grammy Award for Album of the Year

9. Thomas Cruise Mapother IV, widely known as Tom Cruise, is an American film actor and producer. He has been nominated for three Academy Awards and has won three Golden Globe Awards for the same movies: ... Wikipedia Born: July 3, 1962 (age 50), Syracuse Height: 5' 7" (1.70 m) Net worth: US$ 250 million (2012) celebritynetworth.com Spouse: Katie Holmes (m. 2006–2012), Nicole Kidman (m. 1990–2001), Mimi Rogers (m. 1987–1990) Children: Suri Cruise, Connor Cruise, Isabella Jane Cruise

10. Beyoncé Giselle Knowles-Carter, known mononymously as Beyoncé, is an American singer, songwriter, record producer, dancer and actress. Born: September 4, 1981 (age 30), Houston Height: 5' 7" (1.69 m) Net worth: US$ 300 million (2012) therichest.org Albums: 4, Speak My Mind, I Am… Sasha Fierce, Dangerously in Love, B'Day

11. LMFAO is an American electropop duo consisting of Redfoo and SkyBlu
LMFAO is an American electropop duo consisting of Redfoo and SkyBlu. Redfoo is SkyBlu's uncle, meaning that Redfoo's father, music mogul Berry Gordy, is also SkyBlu's grandfather. Wikipedia Albums: Party Rock, Sorry for Party Rocking Members: Skyler Gordy, Stefan Gordy Record labels: Interscope Records, Will.i.am music group, Cherrytree Records Awards: Billboard Music Award for Top Duo/Group,