Step 1 : Introduction to the question "8. Sarah Michelle Gellar and Ryan Phillippe star in which 1999 movie as manipulative step-siblings?"
...1. Contact 2. Cape Fear 3. Cruel Intentions 4. Careless Love Based on the novel "Les Liaisons dangereuses", which has been adapted for film on several occasions, this movie follows the exploits of step-siblings Kathryn Merteuil (Gellar) and Sebastian Valmont (Phillippe) as they lie, cheat, manipulate and bed those around them. In the end of course, they both have to pay for their actions. When Sarah Michelle Gellar was four years of age, she starred in an advertisement for Burger King which named and criticised their competitor McDonald's. As a result, both she and Burger King were sued by McDonald's. The case was settled when she was five years of age.