U.S. Republican presidential candidate and former Massachusetts Governor Romney sings "Happy Birthday" to South Carolina Governor Haley at a campaign rally in Charleston, South Carolina

 
U.S. Republican presidential candidate and former Massachusetts Governor Romney sings "Happy Birthday" to South Carolina Governor Haley at a campaign rally in Charleston, South Carolina
U.S. Republican presidential candidate and former Massachusetts Governor Mitt Romney (L) sings "Happy Birthday" to South Carolina Governor Nikki Haley (R) at a campaign rally in Charleston, South Carolina, January 19, 2012. Joining them are former Minnesota Governor Tim Pawlenty (2nd L) and Romney's wife Ann. REUTERS/Jim Young (UNITED STATES - Tags: POLITICS ELECTIONS)