Reddit mentions of Rock of Ages (Maijstral Series 3)

Say Drake Maijstral three times and I appear!

Those three books by WJW are my favorite Space Opera sci-fi, hands down, and I am always so depressed when I realize that they didn't get a great reception when they came out and he's unlikely to write more.

The Crown Jewels is a nice warm-up, then House of Shards is where it's all really cooking, and Rock of Ages is fun, too, although it does underline its jokes a bit more than the previous two (unavoidable when part of the plot revolves around Elvis impersonators).

But the first two books are flawless, a great balance of PG Wodehouse comedy of manners, crossed with heist fiction, mixed with hard space opera. The ebooks have terrible covers though.

Here's WJW on writing the series