Conversation so far:
What is The Wallflowers's Red letter days?
Red Letter Days is the fourth album by The Wallflowers, released in 2002.
What is a single from The Wallflowers's Red letter days?
The first single from the Red Letter Days, When You're On Top, was released to radio on August 16, 2002.
Did When You're On Top.“ by The Wallflowers do well?
Did the band The Wallflowers tour for Red letter days?
Around the time of Red Letter Days' release the Wallflowers embarked on a monthlong U.S. tour stretching into early December.
Who wrote the songs on The Wallflowers Red letter days?
All songs on Red Letter Days were written by Jakob Dylan
What is a highlight regarding The Wallflowers's Red Letter Days?
Red Letter Days was produced by founding Wallflowers member Tobi Miller along with Bill Appleberry.
Did The Wallflowers collaborate with any other artists besides Tobi Miller with Bill Appleberry?
On November 19, 2012, the Wallflowers announced that they would be opening for Eric Clapton on his arena tour in the spring of 2013.

Question: Who else did they work with?
Self-contained rewrite: Who else besides Eric Clapton and Tobi Miller with Bill Appleberry did The Wallflowers work with?