Complex sentence: By 1970, he had changed his name to Buddy Roberts and formed a tag team called the "Hollywood Blonds" with Jerry Brown and they won numerous regional tag team titles across the United States throughout the 1970s.
Split into simpler sentences: By 1970, he had changed his name to Buddy Roberts and formed a tag team called the "Hollywood Blondes" with Jerry Brown. They won numerous regional tag team titles across the United States throughout the 1970s.