Question about out of stock parts on the March 2011 $2000 bonus build

So I'm thinking of going with the System Builder Marathon, March 2011: $2000 Bonus Build, but the case is out of stock. I don't know much about cases and was wondering if someone can suggest a different one to replace the Antec Three Hundred Illusion?

http://www.tomshardware.com/reviews/build-a-computer-hi...



Also, I was thinking of changing out the SSD hard drive for a

Western Digital VelociRaptor WD6000HLHX 600GB 10000 RPM 32MB Cache SATA 6.0Gb/s 3.5" Internal Hard Drive -Bare Drive

http://www.newegg.com/Product/Product.aspx?Item=N82E168...


Is that a good idea for recording live gameplay?