This Is a Call toward the end of the summer in 1995. It was the band's first national television performance. Since this performance David Letterman has become an avid fan of the band and Foo Fighters have played on the show 11 times. "This Is a Call" was released as a downloadable content for the Rock Band series of video games on December 23, 2008. Dave Grohl said about the song: "The chorus says 'This is a call to all my past resignation'. It's just sort of like a little wave to all the people I ever played music with, people I've been friends
Duck call call. In 1950, Olt developed the Model D-2 Keyhole, which became incredibly popular. Many hunters would modify it to change the sounds and eventually this led to the production of the Model D-2 Cutdown (also nicknamed “Black Stick of Death”). Olt's calls were mostly made of rubber and wood, but he did produce some acrylic models. Through 1920-1930s several new duck calls were produced using different styles or techniques to produce different kinds of sounds. Mid-1920s a man named Charles Ditto produced a duck call called the Eureka Model. It was made of two parts and contained a hard rubber