Thought I'd throw this out there for anyone interested. The Tigers host a day for UofM fans called "Wolverines in the D". The deal is $22 a ticket for Friday September 21st (Tigers play the Twins) gets you in to the designated Michigan fan section and a pretty cool t-shirt. $5 from each ticket package goes back to a scholarship fund at UofM.
Here's the shirt:
Here's the link to order tix: http://detroit.tigers.mlb.com/det/ticketing/specialevents.jsp?event=umich