There's something about a roller coaster that triggers strong feelings, maybe because most of us associate them with childhood. They're inherently cinematic; the very shape of a coaster, all hills and valleys and sickening helices, evokes a human emotional response.
I've been so lucky - I worked with Jason Reitman twice, who has always been a really strong advocate for my voice, and has always really respected the scripts that I've brought him and is just the coolest.