opening sketch had former first lady and adviser discussing campaign .
politician , played by kate mckinnon , tries to record a personable announcement video on her cellphone .
fails in her bid to come across as soft and approachable in the clip .
compares potential rival martin o'malley to a simpsons character .
her husband bill then enters the room much to hillary 's dismay .
says he is grateful camera phones were n't around when he was president .
sketch came hours before she 's set to reveal she is running .