President Obama's A-List Pals
Credit: Larry Busacca/WireImage.com
Victoria and Harper Beckham's Adorable Mother-Daughter…
Vanessa Lachey, Katrina Bowden Hitting Everyday Effect NYC…
Kim's Pal Brittny Gastineau Says the Baby Is "Meant to Be" 
Whoa! See Jerry O'Connell Sport a Skimpy Orange Speedo 
The Voice Season 4 Winner: Who Won the Competition? 
ADVERTISEMENT
Justin Bieber
The Canadian crooner greeted the President while filming Christmas in Washington in December 2011. "What up, my dude!" Bieber told Obama as they shook hands. Barack's reply? "What up, Biebs!"