MVO: Trimethylaminuria is almost as hard to pronounce as it is to live with, thinks Mark as he winds down the windows of his Mercedes-Benz.

SFX: CAR WINDOW WINDING DOWN

BACKGROUND MUSIC

ANNCR: TMA, for short, is a rare condition that makes human sweat smell remarkably like Haddock Mornay.

SFX: FLIES

MVO: An odour that gathers circling fruit flies and makes bystanders check their shoe soles for doo doo.

SFX: SQUELCHING

MVO: Mark combats the stench with a technique best described as reverse 80's power dressing.

SFX: SEWING SOUNDS

MVO: Which includes sewing shoulder pads into the armpits of all his shirts. This nifty trick didn't help one little bit when, while on a cross-country business trip, a freak heat wave hit. During which his upholstery drank in kegs of his pungent perspiration. His vehicle now smells precisely like manhole 537c In Tokyo's Tsukiji Fish Market.

SFX: FLIES

MVO: Which is why this winter, you'll come across Mark's Mercedes-Benz being sold for a ridiculously low price. We just hope you smell something, well, fishy. Because unless you buy a certified pre-owned Mercedes-Benz from us, there's really no telling what you're getting.