get one’s tail somewhere fast!
get (one's) tail (somewhere)
slang To move to some place or thing quickly. An adverb indicating speed (such as "fast" or "immediately") is often used after "somewhere." You better get your tail in there—Mom's looking for you. I heard the bell ring and got my tail inside immediately.
get one’s tail somewhere fast!and get one’s tail somewhere now! and get one’s tail somewhere immediately!
tv. to move oneself to a particular place fast. You get your tail over here immediately! I’ll tell you one more time. Get your tail into my office immediately!