Parties can spell trouble with a capital T for your waistline. Crisps, biscuits, nibbles, peanuts and other saturated delights washed down with sugar-laden cocktails can send you into calorie overload before you're even past the apéritif stage.

So here's our guide to partying without pigging out, so you don't end up with a guilt trip and a hangover. You don't have to say no to everything because you're watching your weight - just get savvy and make a few wise choices when the drinks and snacks are passed around.