Presidential candidate Hillary Clinton greets fellow Democrats at a fund-raising dinner in New Hampshire, Sept. 18, 2015. 
Photo by Mark Peterson/Redux for MSNBC

How well do you know the 2016 Democratic candidates?

Updated

The first Democratic presidential debate is nearly upon us. Test your knowledge of the Democrats taking the stage on Tuesday night with this quiz. You might learn something new about the nation’s next president. 

Webb has written 10 best-selling books, and was the executive producer of the 2008 film, “Rules of Engagement.”

Of his athletic ability, Sanders said that he wasn’t a “superstar,” but was “pretty good.”

Though Bernie Sanders is a Democratic candidate for president he is also the longest serving independent member of Congress in U.S. history. 

O’Malley’s band has been together since 1988, though its lineup has changed since it began.

New England Patriots head coach Bill Belichick also attended high school with these two candidates.

Every other country in the world uses the metric system with the exception of the U.S., Liberia, and Myanmar.

Hillary Clinton served as a U.S. senator from New York from January 3, 2001 to January 21, 2009. 

Defenders of the flag say it has been hijacked by racists like the Ku Klux Klan to represent something it is not.

However this candidate is critical of any comparison to the fictional character, telling MSNBC in 2009: “I’m the antidote to ‘The Wire’.”

All four members of the Red Hot Chili Peppers also announced their support for this candidate, along with members of the bands Fun., Sonic Youth, the Foo Fighters, and Edward Sharpe & Magnetic Zeroes.

She told David Letterman in 2007 that it was the “best preparation for being in Washington that you could possibly have.”

Don’t forget to tune into a special edition of Hardball with Chris Matthews Tuesday night at 11pm ET. Join Chris to break down the key moments of the debate, talk about the winners and losers, and see where the Democratic front-runners go from here.

Bernie Sanders, Hillary Clinton, Lawrence Lessig, Lincoln Chafee and Martin O'Malley

How well do you know the 2016 Democratic candidates?

Updated