That's because fashion fans have been sent into a frenzy after spotting a designer dupe of the Whistles 'Shearling Brooke Biker Jacket,' which retails at a whopping £1,199, in none other than M&S.

Marks and Spencer shoppers have been 'loving' a 'snug' aviator jacket that looks very similar to a Whistles version with a price tag of over £1,000. The Faux Shearling Borg Lined Aviator jacket ...

Marks & Spencer is selling a "cosy" aviator jacket for autumn and winter that looks just like a £1,000 version from Whistles. The Faux Shearling Borg Lined Aviator Jacket has a "snug" borg lining ...

One cool camo and black ensemble particularly caught our eye - and reminded us of the edgy versatility that a khaki military ...