Taking the skunk guts to pound town
skunk guts are a euphemism for a lady's vagina. Pound town is a term for having sex. Therefore taking the skunk guts to pound town is a way of implying that the only part of the woman you are engaging in sex with is her vagina.
She wasn't much to look at, and we all hoped she'd stop talking, but Greg sure was focused on taking the skunk guts to pound town.