Another sad passing to report. Ivan Reitman has died at the age of 75 of as-yet undisclosed causes. The director of Meatballs, Stripes, Ghostbusters, Twins, and Ghostbusters II (among others) was also an accomplished producer who worked on films ranging from Animal House to Heavy Metal to the recent Ghostbusters: Afterlife. He was a beloved force in Hollywood, and we will have more on his life and work throughout the week. For now, we want you to tell us which of his many films was your favorite — and feel free to discuss his movies in the comments below.