Fancy Dress Outfit via eBay offers this Adult Shark Halloween Costume for $49.95. Apply coupon code "P20HALLOWEEN" and check out via PayPal for a final price of $39.96. With free shipping, that's $3 under last week's mention and the lowest price we could find by $15. Re-create your own hilariously out-of-rhythm Left Shark performance in sizes teen, M/L, or XXL. Deal ends October 21.Note: This coupon can be used twice per PayPal account. Limit one use per transaction (or cart).