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 high regard. Tormé credited Miller with giving him helpful advice when he first started his singing and song-writing career in the 1940s. Mel Tormé met Glenn Miller in 1942, the meeting facilitated by Tormé's father and Ben Pollack. Tormé and Miller discussed "That Old Black Magic", which was just emerging as a new song by Johnny Mercer and Harold Arlen. Miller told Tormé to pick up every song by Mercer and study it and to become a voracious reader of anything he could find, because "all good lyric writers are great readers." In an interview with George T. Simon in