The griffin family is a fictional family and main characters in the animated television series family guy, and who also appear in the cleveland show. the griffins are a dysfunctional family. Peter's mother is thelma griffin. She raised peter mostly as a single mother, as his dad, francis, was verbally abusive and not around much.
She raised peter mostly as a single mother, as his dad, francis, was verbally abusive and not around much. Thelma, a heavy smoker, wasn't.
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