Dizzy Gillespie Gillespie favored mouthpieces made by Al Cass. In December 1986 Gillespie gave the National Museum of American History his 1972 King "Silver Flair" trumpet with a Cass mouthpiece. In April 1995, Gillespie's Martin trumpet was auctioned at Christie's in New York City with instruments used by Coleman Hawkins, Jimi Hendrix, and Elvis Presley. An image of Gillespie's trumpet was selected for the cover of the auction program. The battered instrument was sold to Manhattan builder Jeffery Brown for $63,000, the proceeds benefiting jazz musicians with cancer. He was given the Grammy Lifetime Achievement Award. The next year, at the Kennedy
Rhondda Gillespie formal studies were at the Sydney Conservatorium of Music under Alexander Sverjensky (where her fellow students included Malcolm Williamson, Richard Farrell and Roger Woodward) and in Britain under Louis Kentner and Denis Matthews. Wilfred Josephs' 14 Studies for Piano, Op. 53 were written for Gillespie, Joy Blech, and Yonty Solomon. Gillespie gave the world premiere of the complete set at the Cheltenham Festival in 1967. She was the second wife of the music critic and musicologist Denby Richards. They married on 29 May 1973, but divorced in 1977. In 1976, for Joseph Horovitz's 50th birthday, Gillespie played his "Jazz Concerto"