US president Barack Obama and vice-president Joe Biden have joined forces in an exercise video encouraging Americans to get fit.
The First Lady has often used unconventional methods to get her message of healthy eating across, and her latest video is no exception.
The US First Lady Michelle Obama has teamed up with Sesame Street's Big Bird to encourage children to eat healthier and be more active.
Barack and Michelle Obama have praised the US armed forces in their Christmas address from the White House.
President Obama and David Cameron appear to have been caught taking a "selfie" with the Danish Prime Minister Helle Thorning-Schmidt during Nelson Mandela's memorial service.
A photo of the trio shows them leaning in to get into the shot.
Ms Thorning-Schmidt is married to the son of former Labour leader, Lord Kinnock.
Michelle Obama's official First Lady Twitter account has said that updates from the account will be limited due to the "shutdown" to government services across the United States.
Due to Congress’s failure to pass legislation to fund the government, updates to this account will be limited. #Shutdown
Michelle Obama has featured in a hip hop video to promote her healthy eating campaign aimed at reducing childhood obesity in America.
The First Lady features on a track on the album "Songs for a healthier America" which will be released in September.
Run DMC, Ashanti and Jordin Sparks also feature on the album in support of the "Lets Move" campaign.
Both the President Obama and the First Lady spoke to young people about hope for the future and what had been achieved for Northern Ireland. There was also talk of the past and the President's Irish ancestry.
ITV News Europe Correspondent Emma Murphy reports:
While the US President discusses world issues with the world leaders, his wife and daughters have travelled to Ireland to find out more about their family history.
The personal mission comes after the First Lady joined her husband in addressing school children in Northern Ireland.
ITV News' Sangetta Kandola reports:
Michelle Obama was greeted with cheers and applause by the audience at the Waterfront Hall in Belfast.
The First Lady delivered a speech aimed at young people, telling them they were "some of the most important people that we talk to during our visits."
Michelle Obama, the wife of US President Barack, and their daughters will tour Dublin during the G8 summit.
The First Lady's private trip to Ireland with daughters Malia and Sasha will take place next Monday and Tuesday and will include a visit to Trinity College plus a special performance of Riverdance.
Mrs Obama will be shown archives in the Old Library of the university documenting her husband's Irish ancestry and also view the Book of Kells.
The couple visited the president's ancestral homeland in Co Offaly in May 2011.