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

Former First Lady Michelle Obama appeared at a popular retail store in Livermore, California, to promote her new soda brand ...

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

Even former first ladies stop at Costco every now and then, but this wasn't a casual shopping trip. Here's what Michelle ...

Because some of those "Bike Angels" are making bank, here are your afternoon links: A pop-up Rainforest Cafe, a "Rat Man" ...

Because some of those "Bike Angels" are making bank, here are your afternoon links: A pop-up Rainforest Cafe, a "Rat Man" ...

Don't mind the secret service that is the former first lady Michelle Obama promoting her new drink at a Northern California Costco.

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

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

Former First Lady Michelle Obama was seen promoting her new drink at a Costco in Northern California on Tuesday, TMZ reported ...

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 ...