Which would it be and why? This could be the regular movie poster or a special new poster like one of the Mondo posters?
Probably the poster for Labyrinth, as it pretty much set me on my fantasy artist path with the wonderful Brain Froud creatures, David Bowie's music and wonderful puppets from the Jim Henson
I love myself a few oldies i'll pick this most of the time (cos' better looking). Judy's phenomenal movie as well as 'Meet Me in St. Louis'.