Tour of Olaf's snow play area called Olaf's Snow Fest at Disney California Adventure as part of Frozen Fun. There's also a meet and greet with Olaf within the event itself. Frozen Fun is a neat fun attraction takes place from January to May 2015 in Disney California Adventure at the Disneyland resort.
Frozen Fun is similar to an event that took place over the summer at Disney's Hollywood Studios in Walt Disney World.
Wouldn't it be cool if there's a Disney's Frozen ride coming to Disney California Adventure or Disneyland in the near future? By the way, if you guys don't know it yet, there is a Frozen ride that will open in Epcot in 2016.