Tony Osborne . Waltz 'In Swing' was written in 1997 for Bass-Fest and is full of cross rhythms and vitality, making it a piece to be enjoyed by all. There are echoes of jazz style, typical of much of Tony Osborne's music, and is a fun item for any occasion. Ideal for an orchestral bass section, or a college/university bass department, to demonstrate the lively and jazzy qualities of the double bass octet.. Performance Level: 8;Advanced.. Grade: 8 - Advanced