2007's Lineup on Dancing with the Stars: Do You Know Who's Dancing?

The new season of ABC's Dancing with the Stars starts on September 24, 2007. Do you know who's dancing? And even if you've heard the names, do you know who they are? Use this list while you watch the preview to know who's who during the competition.

Mark Cuban-Mark is the current owner of the NBA franchise, the Dallas Mavericks. He was born on July 31, 1958 and graduated from Indiana University with a degree in Business Administration in 1977. According to Forbes magazine's list of the World's Richest People, Mark has a net worth of $2.3 billion.

Floyd Mayweather Jr.-Floyd is a professional American boxer (he in fact comes from a family of boxers), and has created his own record company, called Philthy Rich Records. He was born on February 24, 1977. In 1996, Floyd won the bronze medal at the summer Olympic games in Atlanta, GA.

Wayne Newton-Also known as "Mr. Las Vegas," Wayne is a singer/entertainer that was born on April 3, 1942 in Roanoke, VA. Over the last 40 years, Wayne has performed over 30,000 solo shows in Las Vegas, NV. One of his most popular songs is "Danke Schoen."

Melanie Brown-Probably better known as "Scary Spice," Melanie performed in the popular girl group from the 90s, the Spice Girls. Born on May 25, 1975, the British singer has made huge news recently in America. On April 3, 2007, she gave birth to a child she claimed to be fathered by actor Eddie Murphy. In June 2007, a DNA test proved Eddie to be the father.

Sabrina Bryan-Sabrina is best known for her role in the Disney Channel's Cheetah Girls films. She was born on September 16, 1984 and appeared in a number of episodes of The Bold and the Beautiful before joining the Disney Channel. She will star in the third installment of the film series, which will begin filming in early 2008.

Helio Castroneves-Helio is a two-time winner of the Indianapolis 500. He was born on May 10, 1975 in Sao Paulo, Brazil. His fans call him "Spider-Man" because he is known to climb the fence that separates the race track from the fans after he wins.