After the Olympics, when the town is adding Maggie's name to the town sign, Amherst's is spelled "Amhert's."
Hope adds raw marijuana to the smoothie. This will not work since raw marijuana will not make you high.
Nude body suit wrinkles can be seen near the man's groin just before he somersaults over the woman laying on the floor at the beginning of the sex scene.
When Hope and Maggie are in the car for the first time, eating at a food stand, Hope says, "Always listen to Avril Lavigne..." However, the CD shown is actually Robyn's debut album "Robyn Is Here", which was released in 1997. Avril Lavigne's debut CD, "Let Go", was released in 2002. Furthermore, the songs "My Happy Ending" and "Freak Out" that are played in the movie, are from Avril Lavigne's second album "Under My Skin", which was released in 2004.