KENNEWICK, Wash-- Many Tri-Cities motorcycle riders attended the memorial service for Ricky Nelson.Nelson was killed in an accident last Sunday on a charity motorcycle ride for the humane society. He rode off a corner near Sellards Rd, Southwest of Kennewick.His son, who is from California, says he wishes life was like TIVO and he could rewind it."I wish I could just TIVO back and say yah, I'll come visit you," said David Nelson, son of Ricky Nelson.His friends and family say his two loves in life were motorcycles and music. During the service Nelson's favorite song, Blackbird by the Beatles was played. Nelson was 59 years old.