Where was Rihanna Saturday night? Dabbing out front of Trump Tower in New York City, why do you ask?

The pop star has been posting supportive messages about the Women's March on Instagram, but it wasn't clear whether she would be joining herself. Now we know, with images and video on social media showing Rihanna in a pink cap, protesting against President Donald Trump outside his New York residence. 。

SEE ALSO:All the best protest signs from Women's Marches across America。

Rihanna also posted pictures of herself at the protest, including a closer look at her pink "this p***** grabs back" hoodie. "So proud to be a woman!!!" she wrote. "So proud of the women around the world who came together today for pro-choice." 。

View this post on Instagram。

Rihanna was one of thousands of people who took part in protests against the new president in 160 cities across 60 countries. In Washington D.C. alone, it's estimated that around 500,000 people took to the streets. 。

New Yorker and Cinderly cofounder Laura von Holt spotted Rihanna when she joined protestors on Fifth Avenue near Trump Tower.。

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Thanks for signing up!。 "She danced along to the crowd's chants and chanted along to 'My body, my choice' and 'Black Lives Matter,'" she told  。Mashable 。

in an email. "She was laughing and chatting with the other protesters, commenting on signs and T-shirt slogans. She seemed very happy to be a part of it.。

"As she left, she waved to all of us and many of us thanked her for coming." 。

"As she left, she waved to all of us and many of us thanked her for coming."。

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Despite having just arrived in the city after a long flight from Australia, von Holt said the atmosphere was "joyful."。

"I was also happy to see many different people of all ages and backgrounds, joyfully taking part in their democracy. I was proud that the NYPD was respectfully and efficiently facilitating the protests." 。

View this post on Instagram 。

Alongside protesters chanting "Welcome to your first day, we will not go away" and "Donald Trump has got to go," Rihanna even took a moment to dab impeccably.。

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Thanks all -- this has been your #RihResistanceReport. 。 Tweet may have been deleted。

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UPDATE: Jan. 22, 2017, 3:27 p.m. AEDT 。

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Added Laura von Holt quotes.。

Featured Video For You。All over the world nasty women and men hit the streets one day after Trump's inauguration 。TopicsDonald Trump。