We've rounded up the best mom-and-son halloween costume ideas. ... And you can either grab another one for yourself or dress as Sully's right hand man, Mike Wazowski (see below). COSUSKET Onesie.

You and your partner or BFF will look scary cute in this Disney couples' costume inspired by Mike Wazowski and Sulley from "Monsters, Inc." Slightly unconventional, it's unlikely that you'll run ...

Mike and Sully's Apartment doesn't take up as much room as past character houses, but it will still cost 20,000 Coins to build. After the apartment is built, Sully will arrive in your valley ...

Mike and Sully from 'Monster's Inc.' Walt Disney Pictures. ... Choose comfy Monster's Inc. tees and slippers for your couple's Halloween costume, or you can take the cozy onesie route.

We realize that little Boo was not alive while Mike and Sulley studied at Monsters University, but we missed her. RATING: 41/2 out of 5. More on this topic. Birthday freebies for kids on LI.