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

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

The surprise visit was shared on TikTok and confirmed by Abby Hagstrom, a public relations account director at Havas Formula.

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

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 seen promoting her new drink at a Costco in Northern California on Tuesday, TMZ reported ...

Yes, you read that right. Former First Lady Michelle Obama was spotted at a Livermore Costco handing out samples of her new, ...

Most Costco shoppers probably don't expect to spot a former first lady inside the big-box retailer, but some California ...

In the 25-second video, Michelle Obama informed the audience that the beverage was healthy, calorie-free, and delicious. A ...

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 ...