Olivia Befus AGT Season 21: Dog Trainer Reaches Semifinals

Olivia Befus AGT Season 21 dog trainer

Written by Tim Grable

August 16, 2026

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Olivia Befus brought a playful dog-training act to America’s Got Talent Season 21 with Zeke and Phoenix. The self-taught young trainer combined jumping, spinning, recall work, and personality in an audition that showed the connection she had developed with her dogs.

The judges sent Olivia through the Auditions, and Sofía Vergara later selected her for Judges’ Callbacks. Olivia advanced to the Live Shows and returned in Quarterfinals 1 with a bigger multi-dog performance that earned strong praise from the judges. America’s Vote advanced the 18-year-old dog trainer to the Season 21 Semifinals.

Follow the full season on our America’s Got Talent Season 21 Hub for weekly recaps, Golden Buzzer updates, featured contestants, and standout performances.

Related Season 21 Performers: Brook Lynn, Kameron Marshall, Darrell Moten, Vahtang, Nene Royal, Daniel Alvarez, Cris Sosa, and Pynk Beard.

Who Is Olivia Befus?

Olivia Befus is an 18-year-old self-taught dog trainer who competed on America’s Got Talent Season 21. She auditioned with her dogs Zeke and Phoenix before advancing through Judges’ Callbacks, Quarterfinals 1, and into the Semifinals through America’s Vote.

Olivia explained after her audition that previous dog acts on America’s Got Talent inspired her to begin training her own animals. She had been working with Zeke for three and a half years by the time they appeared on the AGT stage.

Her self-taught background became an important part of her Season 21 story. During Quarterfinals 1, Sofía Vergara specifically praised the fact that Olivia was not a professional trainer, saying that it made the act feel more authentic and original.

Olivia Befus’s America’s Got Talent Audition

Olivia began her audition with Zeke, presenting the routine as a playful skit built around their connection as trainer and dog.

Zeke demonstrated jumping, spinning, and recall tricks as Olivia guided him through the routine. Their interaction had a light, playful quality rather than presenting the tricks as a simple sequence of commands.

Partway through the performance, Zeke left the stage, and Olivia was joined by Phoenix, a Whippet who demonstrated additional tricks.

After the performance, Olivia explained that she had been inspired by previous dog acts on America’s Got Talent to begin training her own animals.

Simon Cowell praised Olivia for working with a Whippet, noting that the breed is not among the easiest dogs to train.

Mel B focused on the relationship between Olivia and the dogs, saying that what she liked about the act was that the dogs were clearly enjoying themselves.

The judges voted yes, sending Olivia through the Auditions and keeping her in the Season 21 competition.

Why Olivia Befus Stood Out

Olivia’s connection with her dogs remained central to her Season 21 run. During her audition, the tricks worked because the dogs appeared engaged with Olivia rather than simply moving through a sequence of commands.

Dog acts have long been a distinctive part of America’s Got Talent, but Olivia’s approach combined multiple dogs with a young self-taught trainer who was also an active part of the performance. That gave the act a recognizable identity beyond the individual tricks.

That same quality carried into Judges’ Callbacks Week 2, when Olivia performed again at Sofía Vergara’s home with guest advisors Lele Pons and Sebastián Yatra.

Olivia advanced from Sofía’s Judges’ Callbacks group and reached the Live Shows, where Quarterfinals 1 became her biggest performance of the season to that point.

The Quarterfinal routine expanded the scale of the act by bringing multiple dogs into a fast-moving live performance. The dogs completed a large number of tricks while Olivia kept the routine moving, and the audience responded with cheers throughout the performance.

That progression mattered because Quarterfinals 1 marked Olivia’s third AGT performance. Howie Mandel specifically pointed out that each appearance had become bigger, saying that Olivia had answered his challenge for contestants to step up their acts.

Mel B again focused on the joy of watching Olivia with her animals, saying it was clear the dogs were having fun. After learning Olivia was 18, she emphasized how difficult it is to train even one dog to perform a single behavior and praised the number of things Olivia’s dogs accomplished during the routine.

Sofía praised Olivia’s self-taught background, saying that it made the act feel authentic and original. She also described Olivia as the kind of contestant who belonged on AGT because she was actively pursuing her dream.

Howie said Olivia had stepped up the act and noted that her three performances had become bigger, bigger, and bigger. He called watching Olivia and the dogs pure joy.

Simon Cowell called the Quarterfinal performance absolutely fantastic and highlighted the challenge of doing the routine live with multiple dogs. He also praised Olivia as a performer in her own right, explaining that some dog acts have entertaining animals but an uninteresting trainer, while Olivia was compelling onstage as well.

That distinction is important to why Olivia’s act works. The dogs provide the tricks and visual appeal, but Olivia’s personality, timing, stage presence, and relationship with the animals perform its identity. Simon went as far as predicting that she could be the act to receive the public vote.

Olivia described the Live Show as the biggest thing she had ever done and said she was proud of the dogs. America’s Vote ultimately confirmed the judges’ reaction by advancing her from Quarterfinals 1 to the Semifinals.

What Happens Next for Olivia Befus?

Olivia Befus has advanced to the America’s Got Talent Season 21 Semifinals through America’s Vote.

Her path through Season 21 now includes the Auditions, Sofía Vergara’s Judges’ Callbacks, Quarterfinals 1, and the Semifinals. Each stage has allowed Olivia to expand the dog-training act while maintaining the connection with the animals that first caught the judges’ attention.

Her Quarterfinal performance was her largest live routine of the season and earned strong praise from Mel B, Sofía Vergara, Howie Mandel, and Simon Cowell. Howie noted that each of her three AGT performances had grown bigger, while Simon predicted that she had a strong chance of winning the public vote.

America’s Vote advanced Olivia from Quarterfinals 1 to the Semifinals, keeping the self-taught dog trainer and her dogs in the Season 21 competition.

More America’s Got Talent Coverage

Browse all of our America’s Got Talent articles for contestant features, Golden Buzzer updates, weekly recaps, and Season 21 coverage.

Related Season 21 Recaps: Deliberations, Judges’ Callbacks Week 2, Quarterfinals 1, and the Season 21 Hub.

Olivia Befus AGT FAQ

Who is Olivia Befus and how old is she?

Olivia Befus is an 18-year-old self-taught dog trainer who competed on America’s Got Talent Season 21 with her dogs, including Zeke and Phoenix. She advanced to the Season 21 Semifinals through America’s Vote.

What did Olivia Befus do on AGT?

Olivia Befus performed dog-training routines with Zeke, Phoenix, and other dogs during America’s Got Talent Season 21. Her Quarterfinals 1 performance expanded the act into a larger multi-dog live routine.

What did the AGT judges say about Olivia Befus?

During Quarterfinals 1, Mel B praised how much fun Olivia’s dogs appeared to be having, Sofía Vergara called her self-taught act authentic and original, Howie Mandel said she had stepped up with a bigger performance, and Simon Cowell called the routine absolutely fantastic.

Did Olivia Befus advance on America’s Got Talent?

Yes. Olivia Befus advanced through the Auditions and Sofía Vergara’s Judges’ Callbacks before America’s Vote advanced her from Quarterfinals 1 to the America’s Got Talent Season 21 Semifinals.

Can you book a dog act like Olivia Befus for an event?

Yes. Professional dog acts and animal entertainment can be booked for select corporate events, fairs, festivals, theaters, and family events. The Grable Group can help identify available entertainment based on your event, audience, location, and budget.

How do you book an America’s Got Talent-style act for an event?

The Grable Group helps organizations find America’s Got Talent-style entertainment for corporate events, fundraisers, fairs, festivals, theaters, and other live events. Availability varies by performer, so contact The Grable Group to discuss entertainment options for your event.

Book Live Entertainment for Your Event

If you are planning a corporate event, fundraiser, church event, theater show, fair, festival, or private event, The Grable Group can help you find live entertainment that fits your audience, budget, and event goals.

Get Entertainment Help

Follow AGT Season 21 Coverage

Follow the full season on our America’s Got Talent Season 21 Hub, including weekly recaps, Golden Buzzer updates, contestant pages, and standout performances.

Follow AGT Season 21 Coverage

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