Kristen Bell, one of the stars of Couples Retreat
, shares her exclusive video diary from Bora Bora with Oprah.com. Check out how she spends her downtime, and don't miss cameos from co-stars Malin Ackerman, Jason Bateman and Jon Favreau. Couples Retreat
, which also stars Vince Vaughn
and Kristin Davis
, hits theaters October 9.