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".
Did he have any other hits?
His 1940 recording of "Flamingo" with Ellington, released in 1941, sold more than 14 million copies in its day.
What was the name of any of his albums?
The Bronze Buckaroo (Rides Again.
How did his album sell?
CANNOTANSWER.
What else happen with his music career?
he moved to Europe and performed there for many years, including at nightclubs he owned.
He was back in America by the 1950s, recording jazz records again.
Are there any other interesting aspects about this article?
he lowered his range to mimic the vocal stylings of crooner Bing Crosby.
Jeffries became a "silken, lusty baritone," according to music critic Jonny Whiteside.
Did anyone else notice his work?
Louis Armstrong.

Question: What did he say?
Self-contained rewrite: What did Louis Armstron say about Herb Jeffries work?