Here's a last minute deal you can do at Safeway!
Buy 6 Post Fruity or Cocoa Pebbles, 11 oz* $1.50 each (wyb 5 or more)
(good through 4/13)
Use (3) SmartSource $1.00/2 from 3/14 insert
Receive a $4.00 Catalina
Final Price: $0.33 per box after coupons and when you figure in the catalina
*these are small boxes, but still a great deal!