Overview: The talent contest opens its fifth season with open auditions in Los Angeles.
Overview: Open auditions are held in Dallas.
Overview: Season 5's open auditions continue.
Overview: Preliminary auditions continue.
Overview: Open auditions continue.
Overview: Open auditions continue.
Overview: Disparate acts are featured in continuing preliminary auditions.
Overview: Preliminary auditions continue.
Overview: Season 5's preliminary auditions continue.
Overview: Auditions continue.
Overview: Contestants perform for the judges in Las Vegas in hopes of making it into the top 48.
Overview: The stress spikes when judges Sharon Osbourne, Howie Mandel and Piers Morgan deliberate over which acts to select for a spot in the Top 48.
Overview: Performance showcases in Los Angeles kick off with 12 acts from the Top 48 taking the stage.
Overview: Four winning acts are selected for the sought-after Top 24 in a results edition.
Overview: Twelve acts from the Top 48 showcase their talents in the second week of performance shows.
Overview: Four acts advance to the Top 24 in a results installment. Cirque du Soleil perform the show "Kà," and the rock band Train sing "Hey, Soul Sister."
Overview: Twelve acts perform in the third week of showcases.
Overview: Four acts win a slot in the Top 24 in a results show. Singer-songwriter Mike Posner and hip-hop dance troupe JabbaWockeeZ perform.
Overview: Twelve acts from the Top 48 take the stage in the fourth week of performance showcases.
Overview: Four acts advance to the Top 24 in a results edition. Rocker Bret Michaels and British singer-songwriter Taio Cruz perform.
Overview: Twelve acts from YouTube perform in Hollywood.
Overview: Four acts from YouTube advance to the semifinal round.
Overview: Twelve previously eliminated acts return to the contest and perform in a wild-card round.
Overview: Four wild-card acts advance to the semifinal round. Country songstress LeAnn Rimes and illusionist Criss Angel perform.
Overview: The semifinal round begins with 12 acts performing in a bid to break into the Top 10.
Overview: Five semifinal contestants win a position in the Top 10 in a results show. Jimmy Fallon and singer Kylie Minogue perform.
Overview: The semifinal round continues with 12 acts performing.
Overview: Five winning acts advance to the Top 10.
Overview: The Top 10 acts perform in Hollywood in their quest to win a sought-after position in the final four. Enrique Iglesias performs "I Like It."
Overview: The final four acts are revealed. Sarah McLachlan sings "Forgiveness" and the cast of the stage show "American Idiot" performs.
Overview: In Season 5's penultimate episode, the remaining four acts perform in Hollywood for the final time.
Overview: The winning act is revealed in the Season 5 finale, which features performances by an array of Las Vegas and Hollywood stars.