The phrase "red carpet treatment" refers to a luxurious and royal treatment given to someone. Synonyms that can be used to express the same idea include "VIP treatment," "special treatment," "star treatment," "royal treatment," "first-class treatment," and "platinum treatment." All these phrases connote exclusivity, glamour, and lavishness. They are typically used in social or business settings where one wants to provide the best possible experience to a customer, guest, or client. Whether it is a hotel, restaurant, or event, using one of these synonyms can add a touch of class to your communication and impress the person you are addressing.