• In this Aug. 16, 1996, file photo, a striped fence highlights Madonna's home in Los Angeles. Prosecutors said Robert Dewey Hoskins scaled the walls of Madonna's 25,000-square-foot Hollywood Hills estate in April, 1995, and again in May, 1995, and told her assistants he would either marry her ...
•In this Dec. 20, 1991, file photo, Robert Bardo, an obsessed fan who killed actress Rebecca Schaeffer, pleads for a lesser sentence, with his attorney Stephen Galindo, right, before Superior Judge Dino Fulgoni in Los Angeles.
•In this 1987 file image, Rebecca Schaeffer, who played Patti on CBS TV’s “My Sister Sam,” poses in a publicity photo.
LOS ANGELES—They've shown up in Selena Gomez's guest house, outside Halle Berry's kitchen door and inside Sandra Bullock's home, despite gates, tall fences and guards meant to keep the stars ...