Our sources say Gwen made the decision at the last minute to fly to Nashville with Blake.
We're told her plan is to go to the after-parties but not the CMAs.
We asked if it was because Miranda Lambert was going to be there and one source said, "She doesn't care if Miranda's there or not.
He has been in three celebrity relationships averaging approximately 4.8 years each.
Both this cover and its followup, "Nobody but Me", reached Top Ten for Shelton as well.
As with his first album, Blake Shelton's Barn & Grill was certified platinum.
Its first two singles—"Don't Make Me" and "The More I Drink"—were both Top 20 hits on the country charts, respectively reaching No.12 and No. Also in late 2007, Shelton made appearances on television shows: first as a judge on the talent competition Nashville Star, and later on Clash of the Choirs.
Pure BS was re-released in 2008 with three bonus tracks, including a cover of Michael Bublé's hit single "Home".