Twelve acts from YouTube perform in Hollywood.

Four acts advance to the Top 24 in a results edition. Rocker Bret Michaels and British singer-songwriter Taio Cruz perform.

Twelve acts from the Top 48 take the stage in the fourth week of performance showcases.

Four acts win a slot in the Top 24 in a results show. Singer-songwriter Mike Posner and hip-hop dance troupe JabbaWockeeZ perform.

Twelve acts perform in the third week of showcases.

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.”

Twelve acts from the Top 48 showcase their talents in the second week of performance shows.

Four winning acts are selected for the sought-after Top 24 in a results edition.

Performance showcases in Los Angeles kick off with 12 acts from the Top 48 taking the stage.

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.

Contestants perform for the judges in Las Vegas in hopes of making it into the top 48.

Auditions continue.

Season 5’s preliminary auditions continue.

Preliminary auditions continue.

Disparate acts are featured in continuing preliminary auditions.

Open auditions continue.

Open auditions continue.

Preliminary auditions continue.

Season 5’s open auditions continue.

Open auditions are held in Dallas.

The talent contest opens its fifth season with open auditions in Los Angeles.

In the Season 1 finale, Cathy receives the news about her bee treatments.

Dr. Todd and Cathy go to see the Bee Man to seek non-traditional treatment for her cancer. Paul is overly supportive of Cathy around the house. Sean gives Adam relationship…

Paul seeks support from people at his work place, but gets more than he bargained for. Sean pulls away from Rebecca when it appears she’s getting too serious. Cathy, Marlene…

Cathy’s unexpected visit to Andrea’s home yields many surprises. Later, Cathy seeks spiritual advice at church and while helping around the house. Rebecca calls it quits with Sean in order…

Dr. Todd tells Cathy that she’s been rejected from the clinical trial. Sean sets up Marlene on a date. At a party, Adam gets into a fight with Andrea. Cathy…

For her birthday, Paul surprises Cathy with a party just when Lenny has invited her to an art opening on the Bahamas. At the party, Cathy’s brother begins a fling…

Cathy and Sean hit the open road to visit their dad. During the trip, Cathy tells Sean she has cancer. Sean falls apart at the news, so Cathy pretends it…

Cathy needs a lump on her butt removed and someone to pick her up after surgery. She asks Marlene, who becomes disoriented – so Lenny picks up Cathy instead. Sean…

Cathy meets someone new to feel sexy again. Meanwhile, Cathy’s eccentric brother Sean tries to keep his building and Adam is caught while watching pornography.

Cathy, eager to try on a carefree, impulsive persona, drains her 401K, buys a convertible and imagines what life would be like if she were Dr. Todd’s girlfriend. At his…

When Cathy’s attempt to connect to the people closest to her fails, she signs up for a well-meaning but overbearing cancer support group. Adam rebuffs Cathy’s attempts to connect with…

Cathy learns from Dr. Todd just how little time she has left, and for the first time in her life, starts to appreciate her body. Paul tries to make sense…

After being diagnosed with melanoma, Cathy decides to build a pool in her backyard, much to the chagrin of her older curmudgeonly neighbor, Marlene. Cathy’s son, Adam, plays pranks on…

The Kardashians look back at their favorite moments from the series and view some previously-unaired footage.

Khloé celebrates her birthday in New York City with her family and friends, while Kourtney continues to weigh the pros and cons of opening up a new store there. Meanwhile,…

im meets football star Miles Austin. Kourtney thinks about expanding D-A-S-H by moving to New York but her sisters are against the idea. Meanwhile Scott and Bruce bond, but Bruce…

Unhappy about getting older, Kris hires a personal trainer, Storm, to help her get back into shape. Bruce becomes concerned when Storm arrives at the house and starts hitting on…

As Mason goes in for his 6-month check-up, Kourtney realizes she wants another baby so her kids will be close in age like she and Kim were, but when she…

When Khloé constantly jokes that Rob is dating her best friend Malika, they decide to pretend that they are. Meanwhile, Kris ponders managing the pop band BG5, and after she…