Conversation so far:
When was the album released?
October 23, 2012.
Were there any singles?
The first two songs from Part 1, "Gone Sovereign" and the first official single, "Absolute Zero.
Did the single reach the charts?
CANNOTANSWER.
Did the band tour?
On October 5, 2012, Johny Chow of Fireball Ministry and Cavalera Conspiracy was announced as the bassist for the band on the House of Gold & Bones tour cycle.
Who did they tour with?
Christian Martucci filled in for Root during that period.
What else is notable about this time?
The band released a song called "The Pessimist" as a free download on their Facebook page on March 27, 2012.
Did fans like the song?
CANNOTANSWER.
Are there any other interesting aspects about this article?
It was announced via Instagram on May 3, 2012 that bassist Shawn Economaki had parted ways with the band on amicable terms.

Question: Who replaced him?
Self-contained rewrite: Who replaced Stone Sour's bassist Shawn Economaki?