Celebrities Lance Bass, Toni Braxton, Brooke Burke, Rocco DiSpirito, Maurice Greene, Kim Kardashian, Cloris Leachman, Cody Linley, Susan Lucci, Misty May-Treanor, Ted McGinley, Jeffrey Ross and Warren Sapp compete.

One team is eliminated; the remaining 12 teams perform a second dance for the panel of judges.

One dancing team is eliminated; the Jonas Brothers and Jesse McCartney perform.

With Ted McGinley and Jeffrey Ross gone from the show, the 11 remaining dancers perform once again in week 2 of the competition tackling the paso doble or rumba!

A third couple is released from the competition. Also, the "Macy's Stars of Dance" makes a return for its third season, where Brian Friedman choreographs a routine entitled "Neon", in which all the dancers along with Step Up's Jenna Dewan and The Pussycat Dolls' Carmit Bachar join in the fun. Jessica Simpson is the musical guest who will perform 2 songs.

The celebrities give their third performance, dancing the jive or Viennese Waltz.

The results for week 3 of competition are revealed.

The dancers perform for week four.

The results from the voting in week four is revealed. Also, singer Ne-Yo performs as does Los Vivancos, Spanish flamenco dancers, and kids who perform ballroom dancing.

Week five's performances includes the contestants dancing the hustle, the jitterbug, the salsa and the West Coast swing.

The results are given for this weeks episode, and another dancer is eliminated.

The sixth week challenges the dancers to learn a hip hop style routine. Michael Flatley is substituting for Len Goodman as a guest judge.

The results are unveiled for week six. Michael Flately hits the stage as does the Pussy Cat Dolls performing with Missy Elliot.

The remaining six dancers must learn a new dance routine, and in addition of dancing in individual performances, and in a first, two team dances.

The results are unveiled for week seven. Plus, Lionel Ritchie makes a guest musical appearance for a pair of songs, and a dance performance which is based on the design-a-dance winning elements. Also, Kenny Mayne and Jerry Rice return for Dance Center.

The five remaining contestants are challenged to learn two routines, complete with lifts and solos.

The results are revealed for week eight of the series.

It's down to the final four and time for the semi finals to begin, and they do along with a new ballroom challenge.

Last nights performances are reviewed and one more dancer is voted off.

Lance Bass, Brooke Burke and Warren Sapp remain in the final week of performances. Tonight will start the first of two days of competition, including a Samba Smackdown, in which the dancers each perform to a extended version of the same song. Also, each will dance in a Freestyle routine, a fan favorite.

The three remaining dancers have just one more chance to impress the judges, dancing their favorite routine of the series which will be scored y the judges. The judges scores will be added to the viewers votes in order to determine the season seven winner. Miley Cyrus and Alicia Keys make a musical appearance as well as Cloris Leachman in a special "Man on the Streets" segment and Jeff Ross hosts a roast of the three remaining contestants.