Fanblogs brings us StubHub’s list of 2007’s Top 25 College Football Rivalries, and, wouldn’t you know it, USC shows up twice in the top five.

1  USC at Notre Dame            20-Oct       $409          1        $379
2  Ohio State at Michigan       17-Nov       $408          3        $876
3  Oklahoma vs. Texas            6-Oct       $400          2        $419
4  UCLA at USC                   1-Dec       $312          4        $172
5  Tennessee at Alabama         20-Oct       $238          5        $181
6  Georgia at Florida           27-Oct       $274          7        $284
7  Texas at Texas A&M           23-Nov       $268          6        $233
8  Alabama at Auburn            24-Nov       $373          8        $321
9  Tennessee at Florida         15-Sep       $248          9        $180
10 Michigan at Michigan State    3-Nov       $218         11        $193
11 Notre Dame at Purdue         29-Sep       $105         10        $281
12 Arkansas at LSU              23-Nov       $128         12        $226
13 California at Stanford        1-Dec       $118         13        $ 77
14 Miami at Florida State       20-Oct       $113         14        $137
15 Army/Navy Game                1-Dec       $285         16        $150
16 Florida State at Florida     24-Nov       $401         15        $195
17 Georgia at Georgia Tech      24-Nov       $156         17        $161
18 Oklahoma State at Oklahoma   24-Nov       $160         19        $228
19 Pittsburgh at West Virginia   1-Dec       $139         18        $ 87
20 Oregon State at Oregon        1-Dec       $170         20        $173
21 Clemson at South Carolina    24-Nov       $414         21        $282
22 Virginia Tech at Virginia    24-Nov       $191         23        $147
23 Iowa at Iowa State           15-Sep       $122         22        $218
24 Arizona at Arizona State      1-Dec       $ 80         24        $ 69
25 Purdue at Indiana            17-Nov       $ 77         25        $ 59

Granted, this is a fairly useless ranking, as it only uses gross dollar volume of tickets sold through StubHub. But it’s interesting nonetheless. Also, it looks like the Washington schools didn’t make the cut.