Who is Hannah Montana's agent?

Robby Stewart, played by Billy Ray Cyrus, is Hannah Montana's manager in the TV show. In real life, Miley Cyrus' mother is her manager.

her dad

not really cause she can have anyone not just her dad her dad may have wrote many songs for her but she may have a manager and she is not Hannah Montana any more so her dad dosent write her songs and more she is just plain old destinyher real name anyways they just call her miley and yeah like i said he is not her manager any more she has a diffrent one anyways.....and thank you add me i am rosemary252 niggeys.