The latest trend in supermarket goods is reviving retro packaging
 in an effort to appeal to consumers' yearning for the past. So it comes as no surprise that, on the season finale of The Celebrity Apprentice
, 7Up revealed two new nostalgia-themed cans inspired by the colorful decades of the '70s and '80s. But lovers of the limited-edition bling take note: it's only available for the next three months. What do you think of it?