Nothing. Then again, you can't really do anything for something that does not exist.
You might, but there are none, so you have nothing about which you should worry. The Illuminati just don't exist.
Illuminati is Latin. You just say, "Illuminati."
No. No one is Illuminati. The Illuminati does not exist.
No. There is no Illuminati. The Illuminati was a fraternal organization in 18th century Bavaria.
Ariana Grande is not a member of the Illuminati. The Illuminati is not real.
No, she is not Illuminati.
No, Park Jae-sang is at South Korean pop star. The Illuminati is a no longer extant. It should be obvious the problem here; one cannot join what is not real.
Again, there are no members of the Illuminati that are in show business.
No. No one today is Illuminati. The Illuminati have not existed since 1785.
No, Trey Songz is not an Illuminati. The Illuminati is not an organization of entertainers or celebrities.
The real name for the organization Illuminati is precisely that, the Illuminati.
All of them. No singers are affiliated with the two hundred plus year defunt Illuminati. The Illuminati does not exist.