Conversation so far:
What happened?
ex-husband, Narvel Blackstock, Reba took control of her career as her own manager.
Who did she recruit?
She recruited Justin McIntosh of Starstruck Entertainment.
Who else?
Leslie Matthews serving as Brand Manager, and Carolyn Snell who has been with McEntire for nine years.
What did this make?
(RBI.

Question: What is that?
Self-contained rewrite: What is RBI?