To get the Mannequin Badge, You need to First Open the Menu and Select “Extreme Mall”.
After getting Teleported, Go over this Escalator by Walking on the Rails. Then continue to follow this location. 
Once you’re at the Green Door, you’ll have to Corner – Glitch. To Corner Glitch, Face this corner of the wall and zoom in. Now Grab the Orange Key and do the Corner Glitch at this Side to get out. 
Now use the Orange Key on the Orange Door. If you can’t Corner Glitch, you’ll need to just find the Green Key somewhere around the Map. 
You will need to Touch the Mannequin to get the Badge. Now go to the Lobby and go to the Badges Section to Equip the Special Morph. 
To get the Chef Badge, You need to First Open the Menu and Select “Extreme Mall”. Again, Skip Cutscene just in case so it doesn’t Crash. After getting Teleported, you need to go to the Kitchen. 
Once you’re here, you’ll need to do the Corner – Glitch. Face this Corner of the Table and then Zoom in to get to the Other Side. 
Once you’re here. Touch the Chef Hat to get the Badge. Do Note that if you die to the Lasers, your body might Touch the Chef Hat Anyway. Now go to the Lobby and go to the Badges Section to Equip the Special Morph. 