Where Can you find Dear by Amanda Bynes?
Since the Steve and Barry's online store is now eliminated, you will need to seek other sources of Steve and Barry's merchandise, especially if you are interested in their celebrity brands.
eBay
Your best option to find Steve and Barry's clothing is on eBay. Simply type in "Steve and Barrys" in the search box. Most of the prices should be very cheap, even though you'll find varying prices for used and new apparel.
Amazon
Another choice is Amazon. What you'll find at Amazon besides the branded clothing is some celebrity clothing. As of this writing, sellers had some Stephon Marbury and Venus Williams clothing for sale.
Yahoo! Shopping
As a last resort, check out Yahoo! Shopping for clothing from Steve and Barry's. The selection may be light, but you might find some rare items.