Movies, books and TV shows are also great inspiration for boy twins Halloween costume ideas: Anakin/Obi-Wan Kenobi and Luke Skywalker, Darth Vader and Yoda, C3PO and R2D2, Superman and Clark Kent, Captain Hook and Petter Pan, Buzz Lightyear and Woody, Mike and Sully, Mario and Luigi, Cowboy and Indian, Winnie the Pooh and Tigger, Guns N’ Roses, Tweedle Dee and Tweedle Dum, and Ernie and Bert.