Kim Kardashian, 40, impressed many when she hosted Saturday Night Live for the first time on Oct. 9, but many eyes were also on her ex Kanye West, 44, after he showed up to the show’s studio to be by her side during the big night, less than eight months after she filed for divorce. Although the action raised eyebrows and questions about the status of their relationship, a source tells us that they aren’t back together and he attended both the rehearsal and live taping simply to support her.