costumer
noun
*One that makes or supplies costumes, as for plays or masquerades.
*A clothes tree.
*One who prepares or arranges costumes, as for theaters, fancy balls, etc.; one who deals in costumes.
Me or the person who said "costumers" instead of "customers" in the meme?
I understood your comment completely. I upvoted you to show I was agreeing with you. I added to your response not mocked it.