Amazon America currently has LEGO Lord of the Rings Pirate Ship Ambush on sale for $78.9 (reg.$99.99). As always, free shipping and no tax for most states on orders above $35.
LEGO Technic 42006 Excavator is also down to $59.99 (reg.$79.99) while LEGO Super Heroes Superman Vs Power Armor Lex is down to $15 (reg.$19.99). Both sets work out to be 25% off. More of their hottest LEGO deals can be found here.