She says demons are a ghoul's best friend, which is a reference to the song "Diamonds are a girl's best friend". Her phrase might also be a reference to the Nekromantix song "Demons Are a Girl's Best Friend".
Due to the personalised shop updates, the base amount for all of her potions is 10.
When asked about her rainbow wall hanging, she says making them is a "hobby of mine when I'm... relaxing."
She says "Madness takes its toll… please have exact change.", which is a reference to the song "Time Warp".