Trick 'r Treat - Collector's Edition [Blu-ray]The Trick 'r Treat Collector's Edition Blu ray is a creepy, darkly comic celebration of the scariest night of the year from producer Bryan Singer (director of X Men and Superman Returns) and writer director Michael Dougherty (co scripter of X2 and Superman Returns). On the night when demons and tortured souls are free to walk the earth alongside mortal revellers, four tales of terror of a staid high school principal who is a Halloween serial killer, a