Stewart will be hosting a "Rally to Restore Sanity," and Colbert is promoting a "March to Keep Fear Alive." Both are happening Oct. 30 on the National Mall.
Hotels in the District have seen an uptick of 25 percent in bookings for that weekend, according to the Washington Examiner.
According to WashingtonDCHotels.com, the demand is so high it's outpacing Glenn Beck's "Restoring Honor" rally, which he held last month, on the same day as Rev. Al Sharpton's "Reclaim the Dream" march. Stewart and Colbert's rallies are a spoof of the two.
According to the National Park Service, organizers for Comedy Central believe 60,000 people will turn out.