" Haunt You Every Day " is the fifth episode of the fourth season of Grey's Anatomy , which originally aired on . It serves as the series' first-ever Halloween-themed episode, blending spooky holiday atmosphere with heavy emotional development for the residents at Seattle Grace. Core Plotlines The 20 Best Halloween TV Episodes of All Time - AOL.com
" Haunt You Every Day " is the fifth episode of the fourth season of Grey's Anatomy , which originally aired on . It serves as the series' first-ever Halloween-themed episode, blending spooky holiday atmosphere with heavy emotional development for the residents at Seattle Grace. Core Plotlines The 20 Best Halloween TV Episodes of All Time - AOL.com