When Granny loses her hat Gogol tries to send Mr. Saturday after it, but Granny refuses to let him even though a hat is one of the most important things a witch can have. This especially heartwarming when you realise that Granny is uncomfortable around zombies and yet she still refuses to let him go.
Afterwards, Gogol gives Granny her spare hat.
Granny’s love for her sister. Even though she’s angry and doesn’t approve of her methods, Granny refuses to hand her over to Gogol and even offers to take her back to Lancre.