Benny Goodman returned to his swing band because he concluded that was what he knew best. In 1953, he said, "Maybe bop has done more to set music back for years than anything...Basically it's all wrong. It's not even knowing the scales...Bop was mostly publicity and people figuring angles." In 1949 he studied with clarinetist Reginald Kell, requiring a change in technique: "instead of holding the mouthpiece between his front teeth and lower lip, as he had done since he first took a clarinet in hand 30 years earlier, Goodman learned to adjust his embouchure to the use of both lips and
Benny Goodman Donald Clarke, this was not a happy time for Goodman. He reunited the band to tour with Louis Armstrong. But he insulted Armstrong and "was appalled at the vaudeville aspects of Louis's act...a contradiction of everything Goodman stood for". Armstrong left Goodman hanging during a joint performance where Goodman called Armstrong back onstage to wrap up the show. Armstrong refused to perform alongside Goodman, which led essentially to the end of their friendship, cordial or otherwise. Goodman's band appeared as a specialty act in the films "The Big Broadcast of 1937"; "Hollywood Hotel" (1938); "Syncopation" (1942); "The Powers Girl" (1942);