Here Comes The Boo!

3/8/13-America's Center in St. Louis is once again hosting the TransWorld Halloween & Attraction Show at America's Center. Billed as one of the largest events of its kind in the haunted house industry, HAA runs through Sunday and will feature sessions on applying ghoulish make-up, "extreme" prop making for scarier haunted tours, and how to be a better zombie. Here's a behind the scenes look inside the fright show. (KMOX/Brett Blume)

Here Comes The Boo!

3/8/13-America's Center in St. Louis is once again hosting the TransWorld Halloween & Attraction Show at America's Center. Billed as one of the largest events of its kind in the haunted house industry, HAA runs through Sunday and will feature sessions on applying ghoulish make-up, "extreme" prop making for scarier haunted tours, and how to be a better zombie. Here's a behind the scenes look inside the fright show. (KMOX/Brett Blume)

Here Comes The Boo!

3/8/13-America's Center in St. Louis is once again hosting the TransWorld Halloween & Attraction Show at America's Center. Billed as one of the largest events of its kind in the haunted house industry, HAA runs through Sunday and will feature sessions on applying ghoulish make-up, "extreme" prop making for scarier haunted tours, and how to be a better zombie. Here's a behind the scenes look inside the fright show. (KMOX/Brett Blume)

Here Comes The Boo!

3/8/13-America's Center in St. Louis is once again hosting the TransWorld Halloween & Attraction Show at America's Center. Billed as one of the largest events of its kind in the haunted house industry, HAA runs through Sunday and will feature sessions on applying ghoulish make-up, "extreme" prop making for scarier haunted tours, and how to be a better zombie. Here's a behind the scenes look inside the fright show. (KMOX/Brett Blume)

Here Comes The Boo!

3/8/13-America's Center in St. Louis is once again hosting the TransWorld Halloween & Attraction Show at America's Center. Billed as one of the largest events of its kind in the haunted house industry, HAA runs through Sunday and will feature sessions on applying ghoulish make-up, "extreme" prop making for scarier haunted tours, and how to be a better zombie. Here's a behind the scenes look inside the fright show. (KMOX/Brett Blume)

Here Comes The Boo!

3/8/13-America's Center in St. Louis is once again hosting the TransWorld Halloween & Attraction Show at America's Center. Billed as one of the largest events of its kind in the haunted house industry, HAA runs through Sunday and will feature sessions on applying ghoulish make-up, "extreme" prop making for scarier haunted tours, and how to be a better zombie. Here's a behind the scenes look inside the fright show. (KMOX/Brett Blume)

Here Comes The Boo!

3/8/13-America's Center in St. Louis is once again hosting the TransWorld Halloween & Attraction Show at America's Center. Billed as one of the largest events of its kind in the haunted house industry, HAA runs through Sunday and will feature sessions on applying ghoulish make-up, "extreme" prop making for scarier haunted tours, and how to be a better zombie. Here's a behind the scenes look inside the fright show. (KMOX/Brett Blume)

Here Comes The Boo!

3/8/13-America's Center in St. Louis is once again hosting the TransWorld Halloween & Attraction Show at America's Center. Billed as one of the largest events of its kind in the haunted house industry, HAA runs through Sunday and will feature sessions on applying ghoulish make-up, "extreme" prop making for scarier haunted tours, and how to be a better zombie. Here's a behind the scenes look inside the fright show. (KMOX/Brett Blume)

Here Comes The Boo!

3/8/13-America's Center in St. Louis is once again hosting the TransWorld Halloween & Attraction Show at America's Center. Billed as one of the largest events of its kind in the haunted house industry, HAA runs through Sunday and will feature sessions on applying ghoulish make-up, "extreme" prop making for scarier haunted tours, and how to be a better zombie. Here's a behind the scenes look inside the fright show. (KMOX/Brett Blume)

Here Comes The Boo!

3/8/13-America's Center in St. Louis is once again hosting the TransWorld Halloween & Attraction Show at America's Center. Billed as one of the largest events of its kind in the haunted house industry, HAA runs through Sunday and will feature sessions on applying ghoulish make-up, "extreme" prop making for scarier haunted tours, and how to be a better zombie. Here's a behind the scenes look inside the fright show. (KMOX/Brett Blume)

Here Comes The Boo!

3/8/13-America's Center in St. Louis is once again hosting the TransWorld Halloween & Attraction Show at America's Center. Billed as one of the largest events of its kind in the haunted house industry, HAA runs through Sunday and will feature sessions on applying ghoulish make-up, "extreme" prop making for scarier haunted tours, and how to be a better zombie. Here's a behind the scenes look inside the fright show. (KMOX/Brett Blume)

Here Comes The Boo!

3/8/13-America's Center in St. Louis is once again hosting the TransWorld Halloween & Attraction Show at America's Center. Billed as one of the largest events of its kind in the haunted house industry, HAA runs through Sunday and will feature sessions on applying ghoulish make-up, "extreme" prop making for scarier haunted tours, and how to be a better zombie. Here's a behind the scenes look inside the fright show. (KMOX/Brett Blume)

Here Comes The Boo!

3/8/13-America's Center in St. Louis is once again hosting the TransWorld Halloween & Attraction Show at America's Center. Billed as one of the largest events of its kind in the haunted house industry, HAA runs through Sunday and will feature sessions on applying ghoulish make-up, "extreme" prop making for scarier haunted tours, and how to be a better zombie. Here's a behind the scenes look inside the fright show. (KMOX/Brett Blume)

Here Comes The Boo!

3/8/13-America's Center in St. Louis is once again hosting the TransWorld Halloween & Attraction Show at America's Center. Billed as one of the largest events of its kind in the haunted house industry, HAA runs through Sunday and will feature sessions on applying ghoulish make-up, "extreme" prop making for scarier haunted tours, and how to be a better zombie. Here's a behind the scenes look inside the fright show. (KMOX/Brett Blume)

Here Comes The Boo!

3/8/13-America's Center in St. Louis is once again hosting the TransWorld Halloween & Attraction Show at America's Center. Billed as one of the largest events of its kind in the haunted house industry, HAA runs through Sunday and will feature sessions on applying ghoulish make-up, "extreme" prop making for scarier haunted tours, and how to be a better zombie. Here's a behind the scenes look inside the fright show. (KMOX/Brett Blume)

Here Comes The Boo!

3/8/13-America's Center in St. Louis is once again hosting the TransWorld Halloween & Attraction Show at America's Center. Billed as one of the largest events of its kind in the haunted house industry, HAA runs through Sunday and will feature sessions on applying ghoulish make-up, "extreme" prop making for scarier haunted tours, and how to be a better zombie. Here's a behind the scenes look inside the fright show. (KMOX/Brett Blume)

Here Comes The Boo!

3/8/13-America's Center in St. Louis is once again hosting the TransWorld Halloween & Attraction Show at America's Center. Billed as one of the largest events of its kind in the haunted house industry, HAA runs through Sunday and will feature sessions on applying ghoulish make-up, "extreme" prop making for scarier haunted tours, and how to be a better zombie. Here's a behind the scenes look inside the fright show. (KMOX/Brett Blume)

Here Comes The Boo!

3/8/13-America's Center in St. Louis is once again hosting the TransWorld Halloween & Attraction Show at America's Center. Billed as one of the largest events of its kind in the haunted house industry, HAA runs through Sunday and will feature sessions on applying ghoulish make-up, "extreme" prop making for scarier haunted tours, and how to be a better zombie. Here's a behind the scenes look inside the fright show. (KMOX/Brett Blume)

Here Comes The Boo!

3/8/13-America's Center in St. Louis is once again hosting the TransWorld Halloween & Attraction Show at America's Center. Billed as one of the largest events of its kind in the haunted house industry, HAA runs through Sunday and will feature sessions on applying ghoulish make-up, "extreme" prop making for scarier haunted tours, and how to be a better zombie. Here's a behind the scenes look inside the fright show. (KMOX/Brett Blume)