President Obama kisses Aretha Franklin after she performed at the dedication of the Martin Luther King Jr. Memorial in October 2011, in Washington, D.C.

US President Barack Obama kisses soul diva Aretha Franklin as First Lady Michelle Obama (L), Vice President Joe Biden, Jill Biden and Interior Secretary Ken Salazar applaud after Franklin performed at the dedication of the Martin Luther King Jr. Memorial October 16, 2011 in Washington, DC. AFP PHOTO/Mandel NGAN (Photo credit should read MANDEL NGAN/AFP/Getty Images)