Louis Armstrong street and stuck them into his mouth to prevent bigger children from stealing them. Someone dubbed him "satchel mouth" for his mouth acting as a satchel. Another tale is that because of his large mouth, he was nicknamed "satchel mouth" which was shortened to "Satchmo". Early on he was also known as "Dipper", short for "Dippermouth", a reference to the piece "Dippermouth Blues". and something of a riff on his unusual embouchure. The nickname "Pops" came from Armstrong's own tendency to forget people's names and simply call them "Pops" instead. The nickname was turned on Armstrong himself. It was used
Louis Armstrong praised Armstrong through strong testimonials. Duke Ellington, DownBeat magazine in 1971, said, "If anybody was a master, it was Louis Armstrong. He was and will continue to be the embodiment of jazz." In 1950, Bing Crosby, the most successful vocalist of the first half of the 20th century, said, "He is the beginning and the end of music in America." In the summer of 2001, in commemoration of the centennial of Armstrong's birth, New Orleans's main airport was renamed Louis Armstrong New Orleans International Airport. In 2002, the Louis Armstrong's Hot Five and Hot Seven recordings (1925–1928) were preserved in