Dancing With the Stars 2012 Finale - Live Performance Show Tonight; Watch Online Behind the Scene Videos

The latest season of Dancing With the Stars is coming to an end, with all three finalists being women for the first time in the show's history. Shawn Johnson, Kelly Monaco and Melissa Rycroft will be competing to be crowned champion. The show will air live on TV tonight at 8 p.m. ET. In addition, videos of the last rehearsal can be watched online (see details below) to see the competitors preparing for tonight's finale.

The athlete, actress and bachelorette will each dance twice in an effort to win tonight's live show.

Johnson will dance a quickstep, Monaco will do a paso doble and Rycroft will perform a samba. In addition, on Tuesday the competitors will have to perform one final dance.

Melissa Rycroft has said that tonight's show "is going to be a battle."

Rycroft leads the leader board with 446.5. The reality-TV celeb has captivated the public steadily throughout the season.

Shawn Johnson follows with 444.5 points. The gold-medal Olympic gymnast already won DWTS in 2009. As athlete Johnson has shown determination to go until the end and win the competition. During the season, judges have been referring to her and her performances as "one of the best dances, if not THE best dance," "heavenly perfection," among other compliments.

Kelly Monaco is at the bottom of the leader board with 420.5 points. However, Monaco is the one who has surprised judges the most as she has improved each week.

Monaco and her partner Val Chmerkovskiy have also raised speculation among fans about their apparent romantic chemistry and affection for each other.

"We spend every day together …," Monaco said, according to ABC News.

While Chmerkovskiy has added: "Of course we're exclusive. This is the only person I've seen, literally, in the last four months, honestly. I eat, breathe, sleep, poop, `Dancing with the Stars,` every, any, that's everything I've known (…)."

"(…) I said, `We're going to be married for the next four months. You are my number one priority, and, and I hope to be yours, as well, and that's the only way we're going to be successful in this competition … '"

Tune in to Dancing With the Stars on ABC at 8 p.m. ET.

Footage video of "Behind the Scenes of Final Rehearsals" can be watched online for free on ABC News website here.

Other videos of the best moments and full episodes of season 15 can also be watched online for free on ABC website here.