Birthday Express takes up to 93% off select Birthday Party Theme Packs, with prices starting at $4.97. (Click "Sale", then click "Value Packs" below the red banner.) Coupon code "bdxpbday15" chops another 15% off, dropping prices to as low as $4.22. Shipping starts at $8.99, or get free shipping with orders of $75 or more. Even with shipping, these packs are all at all-time lows at up to $64 off list. Choose from themes such as Justin Bieber, Goodnight Moon (pictured), Blue Elephants, Madagascar 3, Looney Tunes, and others.