This will work if you are near a Kmart store with mygofer service. If you aren't, it will show out of stock. Make sure you select your store at the top of the page.
Add code TRYMYGOFER10 when you spend $20 and get an additional 10% off.
Other $2.50 Kellogg's cereals:
Frosted Flakes: http://bit.ly/H9HOdo
Froot Loops: http://bit.ly/HNTsd0
Apple Jacks: http://bit.ly/H70Rrm
Corn Flakes: http://bit.ly/H70UDD
Rice Krispies: http://bit.ly/H9HJ9C
Cocoa Krispies: http://bit.ly/HN6MQB