Reggie Brown

Reggie Brown impersonates U.S. President Barack Obama during a comedy sketch at the 2011 Republican Leadership Conference on June 18, 2011 in New Orleans, Louisiana. The 2011 Republican Leadership Conference features keynote addresses from most of the major republican candidates for president as well as numerous republican leaders from across the country. (Photo by Justin Sullivan/Getty Images)

Keller @ Large: What Jokes About President Obama Are Appropriate?

Which Obama jokes are appropriate and acceptable and which are not? Jon Keller is at large.