Record Store Day is a special event where various records stores all over the world get special record releases in stock, and have special shows in the stores themselves.
The 2012 edition of record store day is being held at April 21st, current list of releases can be found here: http://www.vinylcollective.com/recor...day-list-2012/
I myself am currently flipping my shit over the new Death Grips LP, and the repress of Mclusky's Mclusky Do Dallas.
News about the next Record Store Day, and any upcoming events, can be found on the official site. http://recordstoreday.com/Home