"Get the hook" is a colloquial phrase that means to be kicked out or removed from a particular place, situation, or activity. There are several antonyms that can be used for this phrase, depending on the context. For instance, "stay" can be used as an antonym for "get the hook" in a social setting. In a performance, "be invited to stay" or "be asked to perform again" can be used. In a work situation, "be promoted" or "get extended" can serve as antonyms for "get the hook." The antonyms for "get the hook" largely depend on the situation and the desired outcome.