Billboard, one of the world's premier music publications, has listed BTS at number 19 in the list of "The Greatest Pop Stars of the 21st Century". As the first quarter of the 21st century comes to a close, the seven-member group has managed to break from the niche of K-pop and become mainstream with fans around the world.While Billboard dedicated an entire feature to BTS as a group, it was Jimin and Jungkook who were featured in the graphics released alongside the article, reflecting their unmatched influence.Jungkook's 2023 single Seven featuring Latto topped the Billboard Hot 100, marking a monumental achievement of his solo career. Jimin's hit track Like Crazy similarly climbed to the top of the Hot 100, securing him his historic milestone.Fans worldwide are celebrating the duo for their exceptional performance on the Billboard charts. Expressing this sentiment, an X user wrote:"The best 21st Century Ace Duo for me!""Proud of my Jikook!," another fan wrote."Yeah absolutely legends!!!," a fan tweeted."The busan boys...super dou..kings of pop hit makers," an X user chimed in, refereing to the fact that both idols are from Busan.Jimin and Jungkook make their mark on BillboardIn 2022, BTS announced a brief hiatus from group activities, allowing the members to focus on solo projects before enlisting in the military for mandatory service. Among the seven members, Jimin and Jungkook have especially stood out as far as Billboard is concerned. Their solo albums FACE and GOLDEN performed exceptionally on Billboard charts.Here's a chart showcasing K-pop soloists with the most entries on the Billboard Hot 100:1. Jungkook — 72. Jimin — 63. PSY — 54. SUGA, J-Hope, V — 4 entries eachJimin made history with the release of his first solo album FACE. The single Like Crazy became the first song by a Korean solo artist to top the Billboard Hot 100. Additionally, Like Crazy became the longest-charting Korean song on the Billboard Global 200 by staying on the chart for 60 consecutive weeks.Alongside Like Crazy, his other hits to make it to Billboard Hot 100 are, Who, Angel Pt. 1, Smeraldo Garden Marching Band, Vibe (TAEYANG Featuring Jimin), and Set Me Free, Pt. 2.Jungkook’s single Seven followed suit and topped the Billboard Hot 100 and Billboard Global 200. The pop song also reached the number 1 spot on Billboard's Hits of the World charts in Hong Kong, Malaysia, Indonesia, Vietnam, South Korea, the Philippines, and Taiwan.The 27-year-old artist's other songs like Standing Next To You, Left And Right (Charlie Puth Featuring Jung Kook), 3D (Jungkook & Jack Harlow), and Too Much (The Kid LAROI, Jungkook & Central Cee), have also made it to Billboard Hot 100.Jungkook’s success continued throughout 2023 as he won the Billboard Music Awards, the MTV Video Music Awards, and the MTV Europe Music Awards for Seven. He also performed Dreamers at the FIFA World Cup, further establishing his presence on the global stage.Collectively, BTS members have made an impressive 26 entries on the Billboard Hot 100. The Grammy-nominated group has six albums that reached number 1 on the Billboard 200.Currently, six out of seven members of BTS are serving in the military. However, there is a steady stream of pre-filmed content by the idols. Jungkook and Jimin have their travel show Are You Sure?! streaming on Disney+.