BUZZ-N Brown: faces exceptional charge related to flawed legacy products

** British plus-size fashion retailer down c.8 pct & top loser on FTSE mid-cap index in volume

** Co expects to incur an exceptional charge of up to 40 mln stg for potential customer redress on flaws identified in products sold between 2006 and 2014

** Says identified flaws in certain legacy general insurance products which were provided by a third-party insurance underwriter

** "We expect disappointment for the market to absorb in another Financial Services exceptional taken to redress a newly identified legacy issue" - Jefferies

** Biggest one-day drop for stock in a year

(Reuters Messaging: tenzin.pema1.thomsonreuters.com@reuters.net)