I seem to recall, before the 2011 season, that Arnett was really excited about the offense with Heaps running it and made predictions that BYU would go undefeated, including a BCS bowl game. We all saw how that worked out...
This article has a quote from Arnett's Newsletter:
http://quick-slant.com/archives/1721
The quote: this is the year that BYU breaks into a BCS bowl. Im not stupid. I know that means an undefeated season for the Cougars. Thats how stupid good this BYU team can be.