Target's weekly circular shows that "all LEGO City, Star Wars and Pharoah's Quest on sale". A quick scan of Target's website confirms that sets are discounted anywhere from 5% to 10% off. This isn't the greatest LEGO sale Target has had but it's a sale nonetheless.
The following sets are 25% off and on sale for $15.00:
7915 Star Wars - Imperial V-Wing Starfighter
7307 Pharoah's Quest - Flying Mummy Attack
7286 City - Prisoner Transport