The National Black Memorabilia & Collectible Show will be Saturday and Sunday, April 21-22, 2012 at the Montgomery County Fairgrounds, 16 Chestnut Street, in Gaithersburg, Maryland. Show hours are Saturday, 10 am - 7 pm, and Sunday, 10 am - 5 pm. Admission is $7. This is the 28th year for this event in the Greater Washington, DC area. There will be many vendors from across the United States with black memorabilia and collectibles for sale. Educational exhibits include slavery artifacts, Jim Crow memorabilia, the Buffalo Soldiers, Negro League Baseball, Marcus Garvey, Black Panther Party, Tuskegee Airmen, Malcolm X, George Washington Carver, Dorothy Dandridge, Madame C. J. Walker and others. There will be autograph sessions with Negro League Baseball Players and Tuskegee Airmen. Movie/TV celebrity guests include actress Lonette McKee who starred as "Sister" in the classic movie "Sparkle" and the actors Ernest "Raj" Thomas and Haywood "Dwayne" Nelson who starred in the popular TV series "What's Happening!". They will be signing autographs for a nominal fee and talking to fans both days. There will be onsite verbal black memorabilia appraisals for a fee of $5 per item. The show is indoors and will be held rain or shine. To reach the Montgomery County Fairgrounds in Gaithersburg take I-270 exit 11 and follow the signs. For more information , call (301)649-1915 or view the website www.johnsonshows.com.