Their battle for the 2008 Democratic presidential nomination has taken over the news, but we're going back to their college days for this photo finish.
Born in 1947, Hillary Clinton is a product of the baby boom generation through and through... right down to her obligatory hippie phase in the late 1960s.
While he missed out on that part of American history, Barack Obama (born 1961) was still one cool customer when he enrolled at Columbia University.
Which do you like better: the Hillary Clinton or Barack Obama of yore?
In Saturday's South Carolina primary, Obama defeated Clinton in a rout that may only be surpassed by Tom Brady and the Patriots in next Sunday's Super Bowl. Obama won 55 percent of the vote to Hillary's 27 percent.
The next big date on the primary calendar for these co-frontrunners is February 5, a.k.a. Super Tuesday, when more than 20 states vote.