Conversation so far:
When did  Kaki King begin changing her style?
At the end of her tour for Legs to Make Us Longer in 2005, Kaki King departed from her previous musical direction.
What was Kaki King's previous style like?
Kaki King departed from her previous musical direction out of a desire to escape being pigeonholed as a solo instrumental artist.
How did this affect her sound?
With the prominence of electric guitar shoegazing and effect boxes on the new record, and the addition of a full band Kaki King's new sound has a post-rock makeover.
Did she release any music during this time?
..Until We Felt Red is the third album by American guitarist Kaki King, released in 2006.

Question: What track was she asked to be on?
Self-contained rewrite: What track was Kaki King asked to be on?