Continuity mistake: After swimming in the pool, Aron, Kristi and Megan pose for a picture. The feathers in both girls' hair are on their right. When Aron presses the shutter on the camera, the feather in Megan's hair has switched to her left.
Continuity mistake: When Eduardo finds the letter on the mantlepiece about them apparently stealing the idea for Facebook and asks Mark if they did or not, he places a bottle on the mantlepiece just before he finds the letter. This bottle rotates slightly between shots without him touching it after placing it down. (00:49:15)