'Are You Koala-fied?' The Mentalist star Simon Baker quizzes Ellen Degeneres on Australian trivia

She's set to make her first-ever trip to Australia in March.

So Ellen Degeneres enlisted Aussie hunk Simon Baker on Wednesday's episode to test her on her knowledge of the country Down Under.

The Australian authority: Ellen Degeneres enlisted Aussie hunk Simon Baker on Wednesday's episode to test her on her knowledge of the country Down Under

The 43-year-old actor, who stars in CBS's The Mentalist, has held a dual U.S./Australian citizenship since 2010.

For his Ellen appearance, the blond leading man was dressed in a blue plaid shirt under a grey suit.

The 54-year-old funnywoman, whose wife Portia de Rossi is also Australian, matched Simon's dapperness in her black plaid suit jacket.

Plaid pair: The 43-year-old actor, who matched Ellen in plaid, has held a dual U.S./Australian citizenship since 2010

Teaching each other: Ellen taught The Devil Wears Prada hunk how to dance Gang Nam style and Simon taught Degeneres how to do an impression of the kookaburra

Baker then donned glasses and a very serious expression before asking the daytime talk show host, 'Are you Koala-fied?'

As dramatic lighting and music swelled in the background, the Emmy nominee comically quizzed Ellen about Meryl Streep's 1988 film A Cry in the Dark, the band Men at Work, and Sydney landmarks.

When asked about the national flower, Simon even name-dropped Ellen's wife Portia as a possible answer.

Test time! Baker then donned glasses and a very serious expression before asking the daytime talk show host, 'Are you Koala-fied?'

Wattles! When asked about the national flower, Simon even name-dropped Ellen's wife Portia de Rossi as a possible answer

Before acing the silly test, Ellen taught The Devil Wears Prada hunk how to dance Gang Nam style and Simon taught Degeneres how to do an impression of the kookaburra bird.

Simon had previously filmed his CBS series in the control room of Ellen's studio, and a picture of her mother Elizabeth was accidentally left in the scene.

The two-time Golden Globe nominee has been married to Aussie actress Rebecca Rigg for nearly 15 years.
The acting couple have three children - 19-year-old Stella, 13-year-old Claude, and 11-year-old Harry.

Fun fact: Simon had previously filmed his CBS series The Mentalist in the control room of Ellen's studio

Nicole Kidman is reportedly Harry's godmother while her best friend Naomi Watts is Claude's godmother.

Earlier this month, Baker joined Kidman, her husband Keith Urban, Mel Gibson, Olivia Newton-John, Hugh Jackman, and Toni Collette onstage at the G'Day LA black tie gala in Los Angeles.

Simon will next be seen in the film, I Give It a Year, will be released in the UK on February 8

The romantic comedy, about a pair of newlyweds, also stars Rose Byrne, Anna Faris, and Minnie Driver.

Aussie posse: Earlier this month, Baker joined Nicole Kidman, Keith Urban, Mel Gibson, Olivia Newton-John, Hugh Jackman, and Toni Collette at the G'Day LA black tie gala