Its official Farts smell worse on Christmas Day! But this could be resolved http://www.foodmanufacture.co.uk/NPD/GM-could-give-flatulence-free-sprouts-for-Christmas
Erm if you can not handle it (or have no idea how to shift blame) do not eat them? Just a suggestion.
Flatulence is not a problem. More of a divine gift....: Funniest fart scene ever - YouTube hilarious fart Video - YouTube Farting Elves 12 Days of Christmas Funny Video Animation by JibJab - YouTube