I am with Gellman on my feeling of the OKC Thunder logo/uniforms...As you can see by the list on the right side, Clay Bennett is currently the one and only Enemy of this blog because of what he did to my beloved Sonics and I hope his team rots in the purgatory that is Oklahoma City...

But as far as bad logos go, check out this time line of Kansas Jayhawks logos over the years:

By far my favorite is the first one or as I call it Can Can took 34 years but they finally got it right.