Obama: 10 Pictures of the ‘coolest’ and the most ‘romantic’ US President

Five-year-old Jacob Philadelphia touches President Barack Obama's hair in the Oval Office on May 8, 2009.

The Obama family was introduced to a prospective family dog at a secret greet on a Sunday. After spending about an hour with him, the family decided he was the one. Here, the dog ran alongside the President in an East Wing hallway on March 15, 2009

President Barack Obama and First Lady Michelle Obama share a private moment in a freight elevator at an Inaugural Ball in Washington, D.C. January 20, 2009

President Barack Obama puts his toe on the scale as Trip Director Marvin Nicholson tries to weigh himself during a hold in the volleyball locker room at the University of Texas in Austin, Texas, on August 9, 2010

President Barack Obama greets children at a daycare facility adjacent to daughter Sasha's school in Bethesda, Md., following her 4th-grade closing ceremony, June 9, 2011

Image: October 26, 2012: "The President pretends to be caught in Spider-Man's web as he greets Nicholas Tamarin, 3, just outside the Oval Office. Spider-Man had been trick-or-treating for an early Halloween with his father, White House aide Nate Tamarin in the Eisenhower Executive Office Building. I can never commit to calling any picture my favourite, but the President told me that this was HIS favourite picture of the year when he saw it hanging in the West Wing a couple of weeks later."

Image: May 15, 2015: President Barack Obama is seen joining BB King to sing 'Sweet Home Chicago' in 2012

Image: February 22, 2009: "This was the first formal function at the White House in the administration: the Governors Ball. The President dances with his wife while singing along with the band Earth, Wind and Fire." 

Image: June 4, 2015: "At the President's insistence, Deputy National Security Advisor Ben Rhodes brought his daughter Ella by for a visit. As she was crawling around the Oval Office, the President got down on his hands and knees to look her in the eye."

Image: June 17, 2015: "The President carries the twin boys of Katie Beirne Fallon, Director of Legislative Affairs, into the Oval Office just a few months after they were born."