Ted 2 - Official Trailer (HD)

From this trailer we can see that this film is a comedy, the trailer shows many conventions of comedy. At the start of the trailer we see ted marring a woman, this would suggest the film is a comedy as the target audience of 15 - 30 would find it amusing.

the non-diegetic sound in the establishing shot of the location sounds up beat and cheerful telling the audience that this could be a happy story, especially when ted announces him and his wife will be trying for a baby. what works well with the sound is that when a joke is about to be told the music stops so it focuses on the joke making the audience hear it. highlighting the comedic aspects of the film making people want to see it.