Reese Witherspoon is pictured the moment she learns she topped the New York Times Best Sellers List

It is hard to imagine what could possibly make someone as successful as her that excited.

But Reese Witherspoon looked absolutely ecstatic as she received a call on Wednesday.

The actress / producer / entrepreneur / fashion designer / Oscar-winner / mom / and now author was spotted on the phone in Santa Monica, and it certainly seemed to be good news.

Good news? Reese Witherspoon looked ecstatic as she received a phone call after lunch with pals in Santa Monica on Wednesday

As it turns out, the new author had just found out her debut book had topped the New York Times Best Sellers List, which she subsequently confirmed via Instagram.

The Walk The Line star had just finished lunch with a gaggle of her female friends when her phone rang.

The news drew a massive smile, and she could barely contain her excitement as she related to her pals what had just transpired.

The mom-of-three looked super cute in a short blue summer dress patterned with pink flowers, likely from her own Draper James collection.

Number one: As it turns out, the new author had just found out her debut book had topped the New York Times Best Sellers List, which she subsequently confirmed via Instagram 

Number one: As it turns out, the new author had just found out her debut book had topped the New York Times Best Sellers List, which she subsequently confirmed via Instagram 

Best seller: Reese's first ever book, Whiskey In A Teacup, which is a lifestyle book inspired by her southern upbringing, hit the shelves this month

Best seller: Reese’s first ever book, Whiskey In A Teacup, which is a lifestyle book inspired by her southern upbringing, hit the shelves this month

She wore orange platform heels, a pastel pink purse and tied her blonde hair back in a messy knot.

She also wore a pair of rose-tinted glasses — as if she needed them.

Reese’s first ever book, Whiskey In A Teacup, which is a lifestyle book inspired by her southern upbringing, hit the shelves this month.

Along with her smash hit TV series Big Little Lies, Reese is also working on a new show with Jennifer Aniston, which will take place behind the scenes of the morning TV shows.

No further plot details have been unveiled, but it is set to arrive in 2019.

On top of all that Reese is a busy mom to six-year-old Tennessee — whom she shares with husband Jim Toth — and 19-year-old Ava and 14-year-old Deacon, whom she shares with ex Ryan Phillippe.

Hot momma: The mom-of-three looked super cute in a short blue summer dress patterned with pink flowers, likely from her own Draper James collection

Hot momma: The mom-of-three looked super cute in a short blue summer dress patterned with pink flowers, likely from her own Draper James collection

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