Conversation so far:
What is Red Letter Days?
the Wallflowers' fourth album.
Anything interesting about this particular album?
The album was met with mixed to positive reviews.
Any hit singles on this album?
"When You're On Top,.
Interesting info about mixed reviews?
Many critics noted the harder rock sound and catchy melodies used throughout the album.
any info readers should know about Red Letter Days?
Red Letter Days was produced by founding Wallflowers member Tobi Miller along with Bill Appleberry.

Question: What else about Red Letter Days is notable?
Self-contained rewrite: What else about the Red Letter Days album is notable, in addition to being produced by Tobi Miller?