Most BYU fans I know have warmed to the idea of being in the WCC. In reality, the WCC has been taking some significant steps forward, in terms of recruiting, the improvement of some of the cellar dweller programs, and even arena improvements like the ones announced at Pepperdine and LMU. With a couple of National brand names like BYU and Gonzaga, and the continued competitiveness of other schools like SMC, it is hard to minimize the WCC.

According to this poll on the BYU message board, the vast majority of Cougar fans would cheer for Gonzaga if they play in SLC:

http://www.cougarboard.com/board/message.html?id=9957580