In 2008, Megan Fox was seen leaving Costco with her now-husband, Brian Austin Green, with a shopping cart loaded up with toilet paper and Kirkland products.
Source: Costco Blog
Costco cofounder Jim Sinegal is a longtime supporter of the Democratic Party, and the company donated funds to Obama's 2012 campaign. Likewise, Obama is a big fan of the warehouse chain — during his time as president, he visited Costco stores on several occasions and touted the retailer for its "good wages."
Source: Washington Examiner and The Washington Post
Former New York City Mayor Rudy Giuliani was spotted shopping at a Costco in Reno in 2007. He reportedly bought a selection of DVDs, socks, and a book about Richard Nixon.
Source: 2 News
The Kardashian-Jenner clan are also fans of Costco. Sisters Kylie and Khloe were photographed shopping hand-in-hand at a Costco store in Los Angeles in 2014 ...
Source: US Magazine
... and family matriarch Kris Jenner recently described herself in an interview as "a bulk girl," adding that Costco is her favorite store for stocking up.
Source: Bravo TV
In 2014, John Mayer said on Twitter that he had just made his first visit to Costco and joked that he "went nuts" at the store.
Went to a Costco today. I don't think I've ever been. Went nuts. Now I'm juicing and carbonating and brewing everything in sight.
— John Mayer (@JohnMayer) March 16, 2014He also helped a pair of Costco's Kirkland sneakers to go viral after joking on Instagram that he paid $700 to a reseller to get his hands on a pair.
Source: Sole Collector
Ryan Seacrest revealed himself as a Costco fan while gifting Justin Bieber with a Costco membership for his 18th birthday on Seacrest's radio show in 2012.
"I've known you for a few years and I've been waiting for this moment because there's something I've wanted to give you on your 18th birthday," Seacrest said on his KIIS-FM radio show, according to US Magazine.
He continued: "It's something that I love. My buddies and I used to use this quite a bit when we were roommates. It's a lot of fun."
Jessica Alba was photographed shopping at Costco in downtown Los Angeles back in 2010. According to the Daily Mail, the actress-turned-businesswoman was stocking up on electronics, including a TV and DVD player.
Source: Daily Mail
Ashlee Simpson was seen leaving a Costco store in Los Angeles in 2011 with her son Bronx and a female companion, who wheeled a shopping cart loaded up with groceries.
Source: Popsugar and Celeb Baby Laundry
Mitt Romney wasn't fazed by Costco's Democrat connections back in the Obama years. The Republican politician was seen at a Costco store in La Jolla, California, in 2012, wheeling out a cart stuffed with supplies.
Source: The Washington Post and NY Daily News
Actor Bruce Willis admitted that he's a "huge fan" of Costco.
"Strange as it may sound, I am a huge fan of Costco," he said in an interview with magazine You, according to British tabloid Express. "I like that big cart - I fill it up with stuff and then I get to the counter and I don't need any of it - I don't need that enormous TV. But in its own way, Costco is like an art museum."
