Mary-Kate & Ashley Sweet 16 #12

Ashley Olsen writes engaging stories, from the spooky Dare to Scare to the heartwarming American Summer Collection. She is also known for her work in the Two of a Kind series and other collections like Cool Collection.

Mary-Kate Olsen writes for young adult readers, with titles like the "Two of a Kind" series and "American Summer Collection." She also explores spooky stories in "Dare to Scare" and other works such as "Getting There.