According to Capcom's site, the SSFIV Super Complete Alternate Costume Pack is on sale at $9.99 on PSN this week. (Usual price: $17.99)
http://www.capcom-unity.com/jgonzo/blog/2011/01/25/playstation_network_deal_alert:_ssfiv_super_complete_alternate_pack_on_sale
A couple of things to take...