The use of Sidney Crosby as a spokesperson in Gatorade and Reebok commercials rather than an unknown model is an example of a very popular form of advertising today - the use of:

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The use of a celebrity spokesperson is a very popular form of advertising today because it can help to enhance the credibility and appeal of the product or brand being advertised. In this case, using Sidney Crosby, a well-known and successful hockey player, can help to attract fans of the sport and other admirers of Crosby to the products being marketed by Gatorade and Reebok.

The Use of Sidney Crosby as a Spokesperson in Gatorade