little icons underneath avatar?

[earthquake]

ok guys so u know how some people have icons user their avatars like a fruit or ores for birthstone or a cake sometimes? what are those and how do you get them?

 

[Vizionari]

The items are collectibles; some are from the shop and are unlimited (and bought with TBT), others are from a certain event only.

 

[earthquake]

ok thank you!! that's pretty cool