Ah, Halloween. It's the chance for celebrities to take on an alter ego and suck up even more attention than they usually do -- last year, Lindsay Lohan channeled Sarah Palin, Paris Hilton played cop, and Britney Spears morphed into a hot pink cat.
But why watch the rich and famous have all the fun? You can turn into your favorite -- or most hated -- star with a few easy, cheap tricks of the costume trade. Below, check out ABCNews.com's how-to guide for eight celebrity costumes:
Lady Gaga's known as much for her infectious pop beats as for her irreverent style. Hair bows, face-framing wreaths, neck braces, studded panties -- the stranger, the better in Gaga's book. She even managed to scare Eminem on stage last month at MTV's Video Music Awards, taking the Best New Artist trophy from him as he gawked in shock at her head and face enveloping red lace contraption.