Pre-depression: Ads of the '20s were beautifully illustrated.
Star power: Edmond O'Brien and Lucille Ball in a '40s ad.
All-weather ads: Campaign of the '50s.
"I'll cool you": Slogan circa World War I.
Late '40s: An animated "Pepsi & Pete" spot.
1950s: Polly Bergen in "Have a Pepsi, the Light Refreshment."
1964-1965: TV spots stressed ". . . those who think young."
1976: "Puppies" was part of the "Pepsi People Feelin' Free" campaign.