Is rock a billionaire?

Could you please clarify, is the question referring to a specific individual named Rock, or is it a more general inquiry about the financial status of musicians in the genre of rock music? If it's the former, without specific information on the individual's wealth and net worth, it's difficult to definitively state whether or not Rock is a billionaire. However, if it's the latter, it's worth noting that while some rock musicians have achieved significant financial success and amassed vast fortunes, becoming a billionaire in the music industry, while not impossible, is relatively rare. Ultimately, the answer to the question "Is rock a billionaire?" depends heavily on the context and specific individual being referenced.