Hotel Pennsylvania during the three years of Miller's great popularity as a major bandleader of the Swing Era. Glenn Miller and his Glenn Miller Orchestra broadcast multiple live radio performances from the Café; some were recorded by RCA Victor. Gray, Shaw's principal orchestrator from 1937–39, was immediately hired by Miller as a staff arranger when Shaw deserted his band; it was during Miller's 1940 engagement at the hotel that Gray wrote the popular instrumental tune that immortalized the Hotel's telephone number. The hotel's telephone number appears in the title of one of his best-known songs, "Pennsylvania 6-5000". Les Brown's band, with its
Glenn Miller discography with the Army Air Forces Training Command Band in several different versions and was recorded for release as a V-Disc. A V-Disc test pressing was made from the November 10, 1945 recording of "7-0-5". The title "7-0-5" refers to the number of the score in the Glenn Miller music library. Each score had a number in the system that Miller and his arrangers devised. It was published as "Rock and Ride". The other titles that were used for the composition included "Goofin' Off" and "Jivin' the Blues". No title was decided upon so the score number was retained. "7-0-5" was