Kate is a recurring character in the sets, and has made appearances in the TV series and a few videos as well. She is friendly in the webisodes, running the Heartlake Lighthouse ice cream shop and giving tours of the lighthouse, but in the TV series she acts more shy and mysterious. She is close to the Friends but not a part of the main group.
In Kate's Island, Kate finds out that her medallion belongs to Darkeye Kate, a pirate who used the island as her hideout. Kate also realizes that she is related to the pirate.
- Kate's original mini-doll outfit pieces were the first appearance of those pieces.
- Water Scooter Fun
- Stephanie's Beach House
- Heartlake Lighthouse
- Look High and Low
- The Backside of Hockey