Club Penguin Stamp Glitch

Hi guys it's Ceaigfire81 :D Have you noticed the new stamp glitch? When you wear any of the Halloween costumes such as
                                              1.) Blizzard Wizard Hat and Blizzard Wizard Robes

2.) Cleo Headdress and Cleo Dress

3.) Mummy Costume

4.) The Count and The Count’s Costume

5.) Witch’s Hat and Witch’s Costume

6.) Frankenpenguin Head and Frankenpenguin Costume

7.) Ghost Costume

8.) Rad Scientist Wig and Rad Scientist Costume

9.) Bee Antennae and Bee Costume

10.) Pharaoh Headdress and Pharaoh Costume

11.) Skeleton

12.) Faery Wig and Faery Costume

13.) The Lady Frankenpenguin and Lady Frankenpenguin’s Dress

http://clubpenguinrevolution.com/ http://clubpenguinmemories.com/ Credit for list.

You get a stamp called Monster Mash! I think they released it to early by mistake! What do you think and have you gotten this stamp yet?