What should be really criticized is not the couple but adults who only say 'no.' This film shows how they make a mistake but how we should take responsibility.similarities of Jenny, Juno to the 2007 American comedy film Juno, which also deals with teenage pregnancy and features a character with the name Juno (a girl).They even go to places for pregnant women, practise an exercise for pregnant mothers and spend their time together at school and outside.

In the last scene, Jenny is pushing Juno to study hard so that he can get a place in a top university. The film's subject matter provoked intense discussion in the media upon its release in South Korea.Jenny becomes jealous due to her condition and gets into a mishap with Pyoy, a girl trying to flirt with Juno.Juno breaks up the fight and asks Jenny to never do that again because of worry for their baby.The film's screenwriter, Diablo Cody, commented on the coincidence in October 2007, stating that she had been unaware of the existence of Jenny, Juno prior to her own film's release.She said that, although she had not previously watched Jenny, Juno, she is now interested in seeing it.