All St. Patrick's Day items are marked wayyyy down. Everything is priced $L30 and under. Poofers, neon signs, greetings, leprechauns and more. These prices are good through the 18th then everything is gone.
You will find items in the particle shop at:
Knucklehead's Particles
http://slurl.com/secondlife/Dingo/241/19/56
They are also located in the Special Occasion store at:
That Special Occasion
http://slurl.com/secondlife/Dingo/186/47/56