Forward Carmelo Anthony is one of the most prolific scorers in the NBA. Drafted by the Denver Nuggets in 2003, he was traded to the New York Knicks in 2011.
Student Seung-Hui Cho shot and killed 30 people on Virginia Tech's campus in 2007. The mass murder ended when he turned the gun and shot himself in the head.
America Ferrera is a Honduran-American actress best known for her title role in the hit television series Ugly Betty.
Robert Harting is a German discus thrower and Olympic gold medalist. Known for tearing open his shirt after big wins, he is often called "The Incredible Hulk."
American football player Santonio Holmes was named MVP of Super Bowl XLIII after making the game-winning touchdown catch for the Pittsburgh Steelers.
LeBron James, one of the NBA's leading players, is the youngest player to win the Rookie of the Year Award, among several other distinctions. He led the Miami Heat to an NBA champion victory in 2012.
Scarlett Johansson is an actress best known for her work in films like Lost in Translation, The Nanny Diaries, Vicky Cristina Barcelona, The Avengers and Hitchcock.
Reality television personality Khloé Kardashian has starred on Keeping Up with the Kardashians, Khloé and Lamar, Celebrity Apprentice and The X Factor.
Mixing rock, punk and a rebellious style, Canadian singer Avril Lavigne's first album sold 15 million copies, thanks to hit singles "Complicated" and "Sk8er Boi."
Ryan Lochte is an American swimmer who has won 11 Olympic medals in the sport, including five golds.
Jena Malone started acting while still a child and has appeared in films including Bastard out of Carolina (1996) and Contact (1997).
Mandy Moore is a singer and actress known for her pop albums and films such as A Walk to Remember.
Actress, singer and fashion designer Kelly Osbourne is the daughter of heavy-metal musician Ozzy Osbourne.
Pop music singing sensation Katy Perry has become known for her over-the-top fashions, quirky stage props and catchy songs like "I Kissed a Girl".
Prince Harry is the second son of Charles, Prince of Wales and Princess Diana. He known for his teenage escapades and his charitable work.
Trey Songz is a Grammy Award-nominated singer-songwriter known for hits like "Can't Help but Wait."
Lindsey Vonn is an American alpine skiier who has won numerous competitions, including four World Cup overall titles. She won a gold medal in the downhill event at the 2010 Olympics.
Mark Zuckerberg is co-founder and CEO of the social-networking website Facebook, as well as one of the world's youngest billionaires.