Michelle Obama promoted her health beverage line, Plezi Fizz, at a Livermore Costco, generating buzz on social media.

LIVERMORE, Calif. - Former first lady Michelle Obama visited the Bay Area on Wednesday, surprising shoppers at an unexpected ...

Former first lady Michelle Obama was at a Costco in Livermore, California, Tuesday promoting her new line of youth-friendly ...

Michelle Obama was promoting her new beverage line, PLEZi FiZZ, at a Costco location in Northern California. See more, here.

The former First Lady was drew a crowd at a Bay Area Costco this week as she stopped by to promote a new healthy product ...