<br style="font-family:Georgia;font-size:15px;line-height:21px;" /><br style="font-family:Georgia;font-size:15px;line-height:21px;" />As an ad for mouthwash brand Listerine, ad agency JWT Hong Kong created a flipbook with bad breath - to make people aware of bad breath and how to get rid of it.The flipbook was of an attractive - looking girl who looked like she was speaking as the book was being flipped.But with the use special technology, the flipbook was also made to smell like onions - so that as the girl spoke , the smell emitted, and it seemed as if the attractive girl had bad breath .At the back of the book included a coupon that offered people a free bottle of Listerine mouthwash - to convey the message that the brand effectively eliminates bacteria and bad breath after eating.Check out the viewers reactions in the video below:[video=http://youtu.be/relyAhJ520o][/video]