Pepsi wants the new logo to portray a series of emotions across the brand's portfolio. On Diet Pepsi the logo appears as a slight grin, on Pepsi a smile, and on Pepsi Max it is meant to look like laughter.
The font accompanying the logo has also changed from a bold upper-case to a retro lower-case format, with the "e" mimicking the white curve of the classic logo.
Read more about Pepsi's brand make-over .