Greta Gerwig’s Barbie and Christopher Nolan’s Oppenheimer are to be released in cinemas on the same day, 21 July - with cinema fans excited to attend the double feature. When it was announced that both films were coming out on the same day, this information thoroughly entertained the internet given how they are opposite to one another. Barbie with its pink aesthetic, with musical and comedic moments, compared to the seriousness and black aesthetic of Oppenheimer as it's all about the development of the atomic bomb. Sign up tBarbenheimer our free Indy100 weekly newsletter As a result, the mash-up term "Barbenheimer" was coined as people posted various memes about the two films, and now there is even fan-made merch available. Margot Robbie herself has commented on the craze, telling Grazia at the Barbie London premiere: "I saw an amazing mock-up of a Barbenheimer poster today online and I want to get it made into a t-shirt and maybe somehow get Cillian Murphy to sign that t-shirt." Here are some TikToks and tweets of our favourite designs: While people have been sharing their excitement at buying Barbenheimer t-shirts, others couldn't help but notice advertisement bots on Twitter and expressed their annoyance at them popping up under tweets. Where can I buy a Barbenheimer t-shirt? There are various design styles on Redbubble - an online marketplace for print t-shirts where users can submit their artwork and get it printed according to demand. Meanwhile, other designers often put their products up on Etsy, as well as on Printerval where the ‘Limited Barbenheimer Vintage T-Shirt’ is available to purchase. There are plenty of different options, so you're ready for Barbenheimer day on July 21. Elsewhere, 20 of the best Barbenheimer memes, reactions and mashups, our Barbie vs Oppenheimer quiz and The 'Barbenheimer Effect' dating trend explained. Have your say in our news democracy. Click the upvote icon at the top of the page to help raise this article through the indy100 rankings.

Best Amazon Prime Day robot vacuum deals Nearly any robot vacuum can sufficiently clear a

Clad in a Barbie-pink shalwar kameez, influencer and doctor Mehrub Moiz Awan reels off endless examples of harassment she's received since becoming the sharp-tongued...

We are on day two of the Reddit Blackout, as thousands of subreddits protest the

British companies are not taking advantage of households by using double-digit inflation as cover for unnecessary price increases

Australians are poised to reject greater rights and recognition for Indigenous citizens Saturday, voting in a referendum that has exposed deep fissures between the country's white majority and...

Microsoft is officially killing off WordPad, a basic text-editing app that seemed ripe for the

Hundreds of Palestinians with dual nationality waited Monday at Gaza's shuttered Rafah crossing with Egypt, hoping to leave the blockaded enclave where war between Israel and...

Looking to finally get your company's Facebook Page or Instagram business account verified? Well, the

Martin Scorsese, Leonardo DiCaprio, and Robert De Niro unite for the highly anticipated Killers of

An 87-year-old Maine woman ably fought off a teenage attacker before feeding him because he said he was “awfully hungry.”

Aston Martin Lagonda Global Holdings Plc has some additional excitement to accompany its recent podium finishes at Formula