To help support Canada's beef industry, McDonald's Corp. is spending $5.4 million on a promotion to give a coupon for a free sandwich, redeemable until Sept. 30, to every customer who buys a beef sandwich on August 22 at any of McDonald's 1,300 restaurants in Canada. TV, radio and print ads start this week from Cossette Communication-Marketing, Montreal and Toronto. Canada's beef industry has suffered since one cow was found in May to have Mad Cow Disease. ... Procter & Gamble Co. is rolling out Crest Whitestrips in Europe, starting with Italy and Austria. ... Lego is introducing a new global product, called Clikits and aimed at girls, with a $15 million campaign by Young & Rubicam
, London and Frankfurt.