Monica Geller altered the trajectory of the entire series, having life-changing effects on its characters. Summarizing the role of Monica in the series, Martin Gitlin wrote in his book "The Greatest Sitcoms of All Time" that while her friends "were ... just out to make the most of their social lives", Monica "sought to keep the others in line" while searching for "Mr. Right", who surprisingly turns out to be close friend Chandler. Several years before Monica and Chandler became romantically involved, Cox once joked in an interview that if her character were to ever have sex with another main character, it
Ross Geller in basketball" to become a paleontologist, and claims to have had the idea for "Jurassic Park" and "Die Hard" stolen from him. He also had major interest in music when he used to play keyboard for hours in the basement of their house in Long Island. Ross had a pet in the earlier seasons of the show; a White-headed capuchin monkey named "Marcel". Over the course of the show, Ross dates a considerable number of women. He married three times and is divorced three times. His proclivity to marry and divorce is a running gag within the series. Rachel is