I like to practice jazz standards with sung versions of them for different reasons. I mostly play on Ella Fitzgerald complete song book, and I like it a lot but I sometimes get bored of the orchestral and swing arrangements.
I have some other cd's I like to play along with like some Chet Baker (Embraceable you,...), the Pass and Fitzgerald cds, Joao Gilberto for Bossa, ... I like playing with all these but it is a little short a list and I would like to diversify.
I am looking for pretty singers with clear voices (tried Billie Holiday for instance, but did not really like playing on it), …
