Elon Musk.Sean Zanni/Patrick McMullan via Getty Images Elon Musk attended a GOP annual donor retreat hosted by Kevin McCarthy. Musk had a Q&A session with McCarthy, and complained to members about his $11 billion tax bill. He said the Democratic Party should stay "out of people's wallets." Elon Musk spoke to attendees at an exclusive Republican retreat hosted by House Minority Leader Kevin McCarthy on Tuesday, multiple outlets reported.Axios reported Musk was interviewed by McCarthy at a fireside Q&A chat at his annual donor retreat in Wyoming.