Conversation so far:
What genre of music Herb Jeffries did?
Jeffries had a hit on the Billboard R&B chart.
What was one title of his song.?
His first recordings were with Hines in 1934, including "Just to be in Carolina".

Question: Did he have any other hits?
Self-contained rewrite: Besides "Just To Be in Carolina", did Herb Jeffries have any other hits?