The idiom "pull a rabbit out of the hat" means to perform an unexpected or surprising action, especially one that requires skill or talent. It can also refer to a sudden or unpredictable event or development.

"Play by ear" is an idiom that means to learn or perform something without prior preparation or instruction, relying instead on one's own experience and intuition. It suggests a flexible and adaptable approach, rather than following strict rules or guidelines.

The idiom "on the case" means to be actively investigating or working on something, usually to solve a problem or find information. It can also refer to someone who is experienced and competent at their job or task.

The idiom "keep your friends close and your enemies closer" is a piece of advice that emphasizes the importance of maintaining relationships with both friends and foes. The literal meaning is to stay close to your loved ones while also being aware of your adversaries' movements.

The idiom "top dog" is a common expression used to describe someone who is the best or most respected among their peers. It can also refer to someone who is in charge, has power, or is highly influential.