Sorry for the double post, but I remembered that I also noticed what I suspect may be a nod to gbs in Just Friends. Ryan Reynolds says “I'm gonna miss him,” which could be found in any number of movies I'm sure, but the inflection he puts on it made me flash to Bill Murray for a moment.

Check it out and decide for yourself:
http://www.youtube.com/watch?feature=player_detailpage&v=Csg6miIha9Q#t=330s