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Happy birthday, Kate! Top 10 moments in the Duchess's whirlwind year

It's been a whirlwind year for Duchess Kate, who celebrated her 31st birthday on Wednesday with a quiet day out of the spotlight. In honor of her big day, we wanted to take a look back at some of the major milestones the royal clocked as a 30-year-old, from getting a new puppy, to showing off her team spirit at the London Olympics, to — most notably — announcing her pregnancy.Happy birthday Ka
Catherine, Duchess of Cambridge, as she is now known, wears everything from fancy hats to casual tank tops. See how Prince William's new wife can easily go from a high society affair to shopping on the streets of London.
Catherine, Duchess of Cambridge, as she is now known, wears everything from fancy hats to casual tank tops. See how Prince William's new wife can easily go from a high society affair to shopping on the streets of London./ / Today

It's been a whirlwind year for Duchess Kate, who celebrated her 31st birthday on Wednesday with a quiet day out of the spotlight. In honor of her big day, we wanted to take a look back at some of the major milestones the royal clocked as a 30-year-old, from getting a new puppy, to showing off her team spirit at the London Olympics, to — most notably — announcing her pregnancy.

Happy birthday Kate, and may your 31st year bring just as many memorable moments!

Puppy love

Prince William and Duchess Kate debuted the newest addition to their family last January, later revealing they'd named their new puppy Lupo (Latin for "wolf"). A devoted dog owner, Kate's since been spotted out about with Lupo, who even stole the spotlight at a royal polo match.

The royal couple show their adorable side on a walk with dog Lupo on Jan.12.
The royal couple show their adorable side on a walk with dog Lupo on Jan.12.Bauer-Griffin / Today

Glamping trip

While she regularly wows in formal wear, Kate showed off plenty of low-key looks this year, proving she can even stay polished in the woods. We loved watching her go "glamping" this summer, when she took to the wild in a pair of $500 boots and Zara skinny jeans to make a campfire with a group of inner-city elementary school kids.

Kate managed to stay glamorous even in the woods, taking part in a campfire with kids on June 17.
Kate managed to stay glamorous even in the woods, taking part in a campfire with kids on June 17.AFP/Getty Images / Today

Fabulous fake

The Duchess's ability to mix high and low fashion is one of the qualities that has made her lovable, as she regularly sports affordable styles as well as couture. Here she proved she's no snob, dazzling in a pair of $75 faux diamond earrings from the Fabulous Fake jewelry line.

The Duchess shows off a pair of knockoff earrings during the Diamond Jubilee in London on June 5.
The Duchess shows off a pair of knockoff earrings during the Diamond Jubilee in London on June 5.Andrew Winning / Reuters / Today

Good sport

Kate wore her feelings on her face this summer at a series of sporting events, revealing herself to be a very passionate — and emotive — fan. Her reactions in the stands at Wimbledon were more fun to watch than the tennis!

Kate got into the spirit at Wimbledon this summer, taking in a game on July 4 in London.
Kate got into the spirit at Wimbledon this summer, taking in a game on July 4 in London.Clive Brunskill / Getty Images / Today

Royal reaction

The Duchess then took her wide range of facial expressions to the Olympics, where photographers captured her in a full range of emotions from joy to shock. This face, made while watching women's synchronized swimming, was one of our favorites.

Kate showed off her range of emotion at the Olympics, pictured here on Aug. 9.
Kate showed off her range of emotion at the Olympics, pictured here on Aug. 9.Adam Pretty / Getty Images / Today

London lovebirds

Even more adorable than the faces Kate made while watching the 2012 London Olympics were the public displays of affection she and Prince William displayed at the games, like this candid shot of their cute hug in the stands.

Love was in the air at the Olympics, as Kate and William were caught in a spontaneous show of affection on Aug. 2.
Love was in the air at the Olympics, as Kate and William were caught in a spontaneous show of affection on Aug. 2.Pascal Le Segretain / Getty Images / Today

Dancing queen

Kate proved once again that she was a class act this summer, staying in good spirits and showing off her dance moves in the Solomon Islands even as a scandal raged back home over a tabloid's publication of topless photos of the Duchess.

Kate danced with local women in Tuvalu on a trip to the Solomon Islands on Sept.18.
Kate danced with local women in Tuvalu on a trip to the Solomon Islands on Sept.18.Getty Images / Today

Playing the field

Duchess Kate didn't break a sweat on the field at her alma mater, St. Andrew's School, where she showed she still has what it takes to be a field hockey star — even in heels.

Kate played field hockey during a visit to St. Andrew's School on Nov. 30.
Kate played field hockey during a visit to St. Andrew's School on Nov. 30.Arthur Edwards / AFP - Getty Images / Today

The big bang

Her hair made headlines when she revealed a new feathered fringe, but Kate was lovably honest when asked about the cut, reportedly telling a bystander she wasn't sure she loved her new layers. We've all been there, Kate!

Kate experimented with a new style on Nov. 27.
Kate experimented with a new style on Nov. 27.Reuters / Today

Baby on board

After the Palace revealed Kate had been suffering from extreme morning sickness, the Duchess managed a radiant smile as she left the hospital to return home. She and Prince William are expecting their first child later this year.

Kate managed to look beautiful leaving the hospital on Dec. 6 after announcing her pregnancy.
Kate managed to look beautiful leaving the hospital on Dec. 6 after announcing her pregnancy.Facundo Arrizabalaga / EPA / Today

Meena Hart Duerson is a senior TODAY editor who never knows what facial expressions to make at sporting events.

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Catherine, Duchess of Cambridge, as she is now known, wears everything from fancy hats to casual tank tops. See how Prince William's new wife can easily go from a high society affair to shopping on the streets of London.
Catherine, Duchess of Cambridge, as she is now known, wears everything from fancy hats to casual tank tops. See how Prince William's new wife can easily go from a high society affair to shopping on the streets of London./ / Today