....stuff it down the front of your pants, and be cool. Once you get inside, set it on the ground underneath your program, hat, or pom-pom, and leave it there until the clock is actually running down in the fourth quarter, with MSU assured of victory. Then, and ONLY then, do you ring it.
The only places where they actually completely don't care are Kentucky and South Carolina. Anywhere but those two, the above rule is to be followed.