Step into the magical world of Hogwarts with this Hermione Granger costume guide!

Rock and roll this Halloween with this Ozzy Osbourne costume guide!

Show off your air guitar and other obnoxious antics with this Date Mike costume!

Punch up your Halloween game with this Three Hole Punch Jim costume guide!

Dress like you're ready to crunch some numbers with this Chit (The Chit Show) costume guide!

You're Halloween costume will be a homerun if you follow this Phillies Karen costume guide!

Get ready to turn heads and break hearts with this Johnny Bravo costume!

For that "Superbad" look, try this Evan costume guide!

For that "Superbad" look, try this Seth costume guide!

Check out our costume guide for Midge, from the film "Barbie", because When it comes to style, Midge is the real doll.

Get ready to rock your way through Halloween with this bass-ic costume guide for Scott Pilgrim!

Check out our Weird Al (White and Nerdy) costume guide for a "parody" of a good time!

Step into the dystopian world of Snake Plissken with our costume guide!

Get some laughs at your next costume event with this (Young) Michael Scott costume!

Refill your fun with this Duffman costume guide!

For that "Superbad" look, try this Fogell "McLovin" costume guide!

Slash your way into the world of high fashion and high crimes with our ultimate Patrick Bateman (raincoat) costume guide!

If you're looking for a costume that says "fun and educational", try this Blippi costume guide!

Appear to be outstanding in your field with this H.I. McDunnough costume!

Everyone will respect your "authoritah" when you're wearing this Eric Cartman costume!