<Li> Heather Hills is Holly's sister, and was Greg and Rodrick's crush . </Li> <Li> Sweetheart otherwise known as Sweetie is the name given to the Heffleys' dog who Greg's dad buys in Dog Days . Later on, they give him to Greg's grandmother who spoils him and when he appears in later books, he is said to be very overweight . </Li> <Li> The Heffleys' Pig was won by Manny in The Long Haul . The pig displays high intelligence, and walks upright in a reference to Animal Farm . </Li> <Li> Abigail Brown is Rowley's girlfriend in The Third Wheel and in Hard Luck for the majority of pages, however it is later revealed that Abigail only did it to make her previous boyfriend feel bad . </Li>

Where do you get diary of a wimpy kid books