Like all Stamp Collector avatars, the Neopets ‘Stamp Collector – Faerieland’ avatar is expensive. You need to completely fill your Faerieland page of its unique stamps, then view the page. Click here to go there now.
The Neopets ‘Meowclops’ avatar can be easily obtained by attaching the Petpet Meowclops to any one of your Neopets and then by viewing the Quick Ref page. Click here to go to the Quick Ref page.
The Neopets ‘Angelpuss’ avatar is semi-random, and requires you to attach either the Petpet Angelpuss, or Devilpuss to any one of your Neopets and then refresh at the quick ref page. Click here to go to the quick ref page.