The hit song Sunflower by Post Malone and Swae Lee has made history by becoming the most certified song of all-time, according to the Recording Industry Association of America (RIAA).

The 2018 song, which was released for the soundtrack of the Oscar-winning animated film Spider-Man: Into The Spider-Verse, has achieved 20-times Platinum status, meaning it has sold or streamed over 20 million units in the US.

The RIAA announced the milestone on its Twitter account on Friday, congratulating the two artists for their achievement.

Sunflower surpassed the previous record holder, Imagine by John Lennon, which had 19-times Platinum certifications.

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The song also holds the record for the longest stay in the top 10 of the Billboard Hot 100 chart, with 33 weeks.

Sunflower is not the only success for Post Malone, who is set to perform America The Beautiful on Sunday before the kick-off of Super Bowl LVIII between the Kansas City Chiefs and San Francisco 49ers.

The 28-year-old rapper has also been nominated for 10 awards at the upcoming Grammy Awards, including Album of the Year for Hollywood's Bleeding and Record of the Year for Circles.

Swae Lee, 30, is also enjoying a successful career as a solo artist and as one half of the hip-hop duo Rae Sremmurd. He has collaborated with other stars such as Beyoncé, Drake, and Ellie Goulding.