<Li> Craig Shilo (Jones) (Starring Season 1): A running back from Columbus, Ohio . National High School Player of the Year, Craig Shilo was the team's star freshman player . </Li> <Li> Denise Roy (Dennis) (Starring Season 1): Denise is Craig Shilo's high school girlfriend . </Li> <Li> Mary Jo Cacciatore (Shaw) (Starring Season 2, Recurring Season 3): Mary Jo is Sammy's younger sister . </Li> <Li> Debra Simon (Richards) (Recurring Season 2; Starring Season 3): Debra is Marty's ex-wife and current girlfriend . </Li>

Who is sammy's sister in blue mountain state
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