Dinner and dancing are both a mitzvah at a wedding

Keep that in mind when the portrait session seems to go on and on and on after the chuppah, to the point that some of your guests may leave without both. See http://www.examiner.com/x-18522-NY-Jewish-Bridal-Examiner~y2009m11d25-Aspects-of-the-Jewish-wedding-dinner-and-dancing#