*Cries tears of joy for the coolest president ever.*
The first time Beyoncé performed in honor of POTUS was at the inaugural ball in 2009, singing "At Last" for his first dance with FLOTUS. Here, Bey has just finished singing the national anthem at the president's second inauguration in 2013.
J.Lo cracks up the president backstage at the inaugural ball, where she and then-husband Marc Anthony performed in 2009.
Obama thanks Fergie after she sang the national anthem at the 2009 White House Easter Egg Roll.
Obama holds Goldberg's hand as he waves to the crowd at a special 2011 fundraising performance of the Broadway musical Sister Act in New York on behalf of the Democratic National Committee.
Hudson greets the president during a 2011 fundraiser/birthday celebration in Chicago for Obama, who was turning 50.
Obama and Hargitay air-kiss during a 2010 Domestic Violence Awareness Month event at the White House.
Perry and her grandmother pose with Obama the day before he is elected for his second term. "May I exclusively present what might be the cutest photo ever taken," she wrote on Twitter. "Me, Gma & POTUS! Happy voting tomorrow!"
Obama kisses Angelou on the cheek after presenting her with the Presidential Medal of Freedom in 2011 at the White House.
In December 2011, Obama speaks at a World AIDS Day event hosted by the ONE Campaign and (RED). Keys, seen here greeting the president, served on a panel of AIDS activists and political leaders.
Beckham and his Los Angeles Galaxy teammates met the president after winning the Major League Soccer Cup in 2012. "It's a rare man who can be that tough on the field and also have his own line of underwear," Obama teased the athelete/model.
Perry hugs Obama during a 2012 campaign event at Tyler Perry Studios in Atlanta, Georgia.
"We know of the many challenges that you all face each day as leaders and as such, seeing you here in my country at this bilateral meeting talking about education and early childhood is a symbol that holds great weight and meaning," Shakira said during her speech at the 2012 Summit of Americas in Colombia. Here, the singer greets Obama after her speech.
Barack Obama and first lady Michelle Obama meet Parks and Recreation's Scott during a 2012 campaign event at the University of Iowa.
Obama imitates the U.S. Olympic gymnast's famous facial expression in the Oval Office in 2012.
Obama awards Oprah the Presidential Medal of Freedom in 2013. Oprah endorsed Obama in 2007, the first time she endorsed a political candidate.
Obama shakes hands with Harris during the National Christmas Tree Lighting at the White House in 2012, an event that Harris hosted that year.
Clarkson shakes the president's hand at his 2013 inauguration after performing "My Country, 'Tis of Thee."
Obama embraces Gloria Steinem before awarding her the Presidential Medal of Freedom in 2013.
Obama charms Carey's daughter, Monroe, at the National Christmas Tree Light ceremony in 2013.
Kendrick chats with Obama on stage at "Christmas in Washington" in 2013 at the National Building Museum.
Streep smiles as Obama presents her with the Presidential Medal of Freedom in 2014.
Obama and his daughters, Malia and Sasha, chat with Rita Ora during the 2014 "Christmas in Washington" concert at the National Building Museum.
And Johnson, who has brought up the possibility of running for president himself one day, shakes hands with Obama at the concert.
Obama embraces Hilary Swank during the second-annual White House Student Film Festival in March 2015.
Obama shakes hands with Ludacris after delivering remarks to criminal justice activists in Washington, D.C., in September 2015.
"Thanks for the support and best wishes to you and your lovely daughter," Obama wrote to the Wests, as seen in this #FBF shared last year.
Obama presents the Presidential Medal of Freedom to Barbra Streisand at the White House in November 2015.