Which 1988 film features a will written in Acme disappearing and reappearing ink?

In which 1988 film does Dirty Harry investigate a mysterious series of celebrity deaths? Which 1988 Tom Cruise film had a soundtrack featuring both "Don't Worry, Be Happy" and "Kokomo"? Who released the 1988 album "Faith"? Which 1988 film is based on the 1964 disappearance and murder of three civil rights workers in the South? Which singer had a 1988 No. 1 hit with the a cappella song "Don't Worry, Be Happy"? In the 1988 Clint Eastwood film "Bird," Forest Whitaker played which jazz saxophonist? Who starred as Armed Forces Radio DJ Adrian Cronauer in the 1987 film "Good Morning, Vietnam"? In which 1988 film does Melanie Griffith's character declare, "I have a head for business and a bod for sin"?