If 你 click on "my showcase" it gives 你 all your cap, plus some that 你 havent got yet. 你 then click on the shooting 星, 星级 one and it will tell 你 how to get it.
I never done that though i just got mine, so now it doesnt tell me HOW to get it.
Hope this helped!!
posted 一年多以前
if that doesn't work go onto any 个人资料 with a shooting 星, 星级 帽 ans click ont it, it should than tell 你 how to get it!