Don't you know who I am?

Meaning

The classic cry of the entitled narcissist who expects special treatment or immediate compliance because they have some perceived status.

Arrogant, entitled

Used in a sentence

• The guest demanded a table despite the reservation list and sneered, don't you know who I am?
• Only a real snob would walk into a bank and ask, don't you know who I am?
• I hope you never have to deal with someone who screams don't you know who I am at a movie theater.