Pamela Anderson, 57, admits it was “an attempt” to stay single after six failed marriages as she and Serena Williams, 43, are named Glamour's Global Women of the Year

By Heidi Parker Pamela Anderson was married many times in her life, which made headlines. The pinup was married once to Tommy Lee, once to Kid Rock, twice to Rick Salomon, very briefly to Batman co-producer Jon Peters and most…