The first one is the strangest, because at that point in time, they were nowhere near teaming up and becoming the Guardians of the Galaxy. (The ensuing line “what a bunch of a-holes” does happen, but without the intro of their name.) They’re also shown in a line-up in the trailer, which doesn’t happen in the film.
Source: https://www.buzzfeed.com/hannahmarder/movie-trailer-moments-that-werent-in-the-film