Inauguration day has arrived and celebrities are using the final hours of Barack Obama's presidency to thank him for all he's done. 。

On Friday morning, Instagram was flooded with throwback photographs and heartfelt memories of the Obama family from admirers and friends like Connie Britton, Sophia Bush, Zach Braff and more.  。

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SEE ALSO:Michelle Obama's final White House Instagram posts are crushing us 。

As Americans reflect on the immense joy and hope that the country's first black president brought to the world, it's comforting to see some of our favorite pop-culture standouts doing the same.。

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Thanks for everything, Obama.。

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