President Obama Surprises Joe Biden With the Medal of Freedom -- Watch His Tear-Jerking Reaction!

All the tears. Forever.

The bond between President Barack Obama and Joe Biden is undeniable.

The commander in chief surprised the vice president with the Presidential Medal of Freedom on Thursday, in a moving moment that left Biden in tears.

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WATCH: Joe Biden Makes President Barack Obama a Friendship Bracelet

The 74-year-old politician had to turn around and collect himself as the president presented the medal with special distinction, the first time Obama has ever bestowed the honor with elevated recognition, placing Biden among the ranks of Pope John Paul II, President Ronald Reagan and Gen. Colin Powell.

Watch below for Biden's tear-jerking reaction to the surprise.

WATCH: President Barack Obama Delivers Emotional Farewell Address -- Celebs React With Love, Passion and Tears

After witnessing the moment, many took to social media to express waterworks of their own.

And some, couldn't help but acknowledge the president and vice president's strong friendship.

WATCH: Michelle Obama Opens Up About Sasha Missing the President's Farewell

Things only got more emotional when Biden took to the podium, denying that he deserves the honor while paying respect to the outgoing president.

"You know, as long as there's breath in me, I'll be there for you," Biden told Obama. "And I know it's reciprocal."

Watch his response below.

WATCH: President Obama on His Daughters Growing Into ‘Terrific Young Women’: ‘I Give Michelle Most of the Credit’

It has been an emotional few days for POTUS, who found himself getting choked up this week while talking about his wife, Michelle Obama, and their two daughters, Sasha and Malia, during his farewell address to the nation.

Watch the video below for more.