Top Jazz Artists 2024 – Best R&B Performance Rickie Lee Jones (Pieces Of Treasure) in 35. Best Traditional Pop Vocal Album Bob James (Jazz Hands) in 36. Best Contemporary Instrumental Album Julian Lage (The Layers) in 36. . Reggae legends, award-winning singer-songwriters and electronica pioneers are among the first six names Cheltenham Jazz Festival has announced on its 2024 line-up, with early tickets going on sale .