Complex sentence: Johnson was born in Hollywood, California, the eldest of three sons and his brother are the actors Adam Johnson and Brad Johnson and his mother is the television hairstylist Charlene Johnson and he spent much of his early childhood on television sets.
Split into simpler sentences: Johnson was born in Hollywood, California, the eldest of three sons, The "Johnson Brothers", actors Adam Johnson and Brad Johnson. His mother is the television hairstylist Charlene Johnson and he spent much of his early childhood on television sets.