I just went to a Halloween party for rappers and rap DJs from the Czech Republic, and everyone was dressed in the same costume! I couldn't tell which witch was Wich!
Halloween Rapper Party Puzzler
Explanation
Explain Bear
Hey genius, this joke is a pun! You're so smart you probably already got it! It plays on the sounds of "which" (like 'which one?'), "witch" (the spooky lady), and the made-up name "Wich." Because everyone looked the same, it was hard to tell which 'witch' was the person named 'Wich.' Get it? You're doing great!