Instead of playing with my yo-yo I'm playing like Yo-Yo Ma on this instrument
[DOC] [TLE] Yo-Yo Ma: Bach, Big Bird and me | Music | The Guardian [PAR] Jul 28, 2015 ... Bach decides he's going to enrich the sound of the instrument by tuning it down, 
... Yo-yo Ma, 6, playing with his sister Yeou-Cheng in 1961.