White House press secretary Jen PsakiJen PsakiMississippi governor defends ending mask mandate Border crisis creates new risks for Biden Cruz puts hold on Biden's CIA nominee MORE and "The Circus" gave viewers a peek at part of 1600 Pennsylvania Ave. rarely seen by the public.

On Sunday's "Circus" episode on Showtime, Psaki is seen doing a bit of dance prep before she walks out to the podium for her first briefing last week.

The footage, recorded on a White House press aide's iPhone, shows Psaki walking through the halls of the lower press office as she prepares to meet the media following President Biden's inauguration.

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"We're gonna go do the briefing," Psaki says in a sing-song voice while raising and lowering her shoulders. "Having a little dance," she says alongside principal deputy press secretary Karine Jean-PierreKarine Jean-PierreShowtime's 'The Circus' offers behind-the-scenes look at Psaki ahead of her first briefing Record number of women to serve in Biden Cabinet Kayleigh McEnany leaves letters for incoming Biden press officials MORE, as the pair does a mini jig.

The behind-the-scenes video shows Psaki asking, "We're good?" before opening a set of pocket doors to enter the briefing room.

Psaki, who previously worked as a State Department spokeswoman, says in an interview with "The Circus" host Mark McKinnon following her briefing debut, "Even though I had done a similar job at the State Department, you have the weight of I want to represent the president, I want to meet this moment, people are watching, I want my mom to be proud — you know, all the things."

"But once I got out there, it felt great. And I used [President Biden] as my guide," Psaki says.

—Updated at 3:48 p.m.