O-Zone originated in 1998 when Dan Bălan, a young musician from Chișinău, Moldova, sought to create a new musical project. Bălan came from a well-off family; his father, Mihai Bălan, served as a Moldovan diplomat, while his mother, Ludmila Bălan, was a television presenter. Although his parents encouraged him to study law, Bălan's passion for music ultimately prevailed. He received his first instrument, a second-hand accordion, at the age of 11, which inspired him to start writing his own compositions, including waltzes.
Prior to the formation of O-Zone, Bălan was part of a gothic doom metal band named Inferialis, where he took on the roles of songwriter and keyboard player. However, he did not fully identify with the heavy metal genre, seeing himself instead as a producer open to various musical styles. Following the disbandment of Inferialis in 1998, Bălan recorded his first solo track, "De la Mine," and began exploring a more commercial pop sound.
That same year, he teamed up with Petru Jelihovschi, the former vocalist of Inferialis, to form O-Zone. In 1999, the duo released their debut album "Dar, Unde Ești..." ("But, Where Are You..."), which became a commercial hit in Moldova. Seven out of its ten tracks reached number one on major Moldovan radio stations. During this time, Bălan also worked as a producer for a children's television show, "Tanti Ludmila Show," which was hosted by his mother and featured a title song written by him.
Despite their early success, the partnership between Bălan and Jelihovschi was short-lived. Jelihovschi did not intend to pursue music as a full-time career and regarded O-Zone primarily as a hobby. He left the group shortly after the album's release in 1999 to focus on a television career, leaving Bălan to continue the project solo.
Determined to keep O-Zone alive, Bălan held open auditions to find new band members. During one of these auditions, he met Arsenie Todiraș, born on July 22, 1983, in Chișinău. Coming from a modest background, Todiraș's mother was a doctor and his father an engineer. He developed a passion for music early on, listening to Russian songs and joining the Moldovan folk band Stejareii at age 16, where he played the contrabass.
At 17, Todiraș began taking singing lessons from the esteemed Russian opera singer Larisa Shulga, who greatly influenced his career. During his audition for O-Zone, Todiraș performed Elvis Presley’s "Love Me Tender," initially leaving Bălan unsure. However, his vocal talent and stage presence ultimately convinced Bălan to select him.
Initially, Bălan and Todiraș planned to remain a duo until Radu Sîrbu, born on December 14, 1978, in Peresecina village, expressed interest in auditioning. Sîrbu had moved around various Moldovan cities during his childhood and was exposed to music through his mother's work at a Cultural Center. While in high school, he served as a DJ at his father's nightclub and organized musical theatre shows through his studio "Artshow," which he established for local youth. After missing the initial auditions, Bălan agreed to give Sîrbu a chance, and he successfully joined O-Zone, officially making the group a trio in 2001.
The new lineup brought together distinct strengths: Dan Bălan as the founder and primary songwriter, Arsenie Todiraș as the youthful vocalist, and Radu Sîrbu contributing his vocal and production expertise. This trio soon achieved remarkable success.
In 2002, O-Zone released their second album "Number 1," which included hit songs like "Numai Tu" ("Only You") and "Despre Tine" ("About You"). While the album found moderate success in Moldova, the group recognized the need to reach larger markets for greater recognition. To that end, they relocated from Chișinău to Bucharest, Romania, in 2002. This strategic move proved pivotal as both countries share deep cultural and linguistic ties, making O-Zone's music, sung in Romanian, immediately accessible to Romanian audiences.
Once in Bucharest, O-Zone quickly gained popularity. Their polished appearances and catchy melodies resonated with Romanian youth, culminating in their song "Despre Tine" topping Romania's Top 100 chart for three weeks in February 2003, establishing the group as a significant force in Romanian pop music. At the 2002 MTV Romania Music Awards, O-Zone won the Best Music Video award, solidifying their standing in the industry.
In the wake of "Despre Tine," they prepared to release their defining track, "Dragostea din tei," or "Love from the Linden Tree," written by Dan Bălan and produced by Bogdan Popoiag. Released in June 2003 as the lead single from their third album "DiscO-Zone," the song blended dance-pop and Eurodance elements.
Initially, "Dragostea din tei" topped the Romanian singles chart for four weeks in September 2003, but by the end of the year, it had waned in popularity domestically. However, its fate changed dramatically in early 2004 when an Italian duo, Haiducii, released a cover version that topped the Italian charts. This sparked renewed interest in the original song and led to a contract offer from Time Records. Soon, the song was released under Polydor Records across Europe and became a summer hit.
By 2004, "Dragostea din tei" achieved unprecedented success, reaching number one in 12 European countries, including France, Germany, and Spain. It was recognized as the best-selling single in Europe for 2004 and replicated this success in Japan in 2005. The group's touring schedule intensified as they performed across various European cities, from Paris to Madrid.
O-Zone's third album, "DiscO-Zone," released in 2003, also became a commercial triumph, going platinum and selling over 3 million copies worldwide. The album featured a signature collection of upbeat dance-pop tracks that solidified the group's musical identity.
In America, O-Zone gained unexpected fame through a viral internet phenomenon in December 2004. Gary Brolsma uploaded a video lip-syncing to "Dragostea din tei," which became widely known as the "Numa Numa Dance." This video garnered millions of views and led to Brolsma's appearances on popular U.S. television shows. Although this increased awareness of the song in the U.S., O-Zone did not achieve the same commercial success there as they did in Europe.
O-Zone's international success significantly impacted the promotion of Romanian culture, with some media noting that "Dragostea din tei" enhanced Romania's image more than any politician. Bălan himself expressed pride in promoting the Romanian language through their music.
Despite their success, on January 13, 2005, O-Zone announced their disbandment, citing "personal reasons" and the desire to pursue solo careers. Reports indicated that tensions regarding financial arrangements and creative direction had been brewing within the group, particularly surrounding revenue distribution. Bălan, as the primary songwriter, felt that he deserved a larger share of the earnings, leading to conflicts that ultimately resulted in the group's breakup at the peak of their popularity.
Despite the disbandment, O-Zone members have reunited for special performances over the years. In 2017, the original trio performed in Chișinău and Bucharest, delighting fans with their classic hits. They reunited again in 2019 for a concert in Bucharest. The members appear to have maintained amicable relationships, occasionally sharing memories and updates about their individual projects.
In 2024, O-Zone announced plans for a summer tour in Europe. However, this tour was organized as a tribute band featuring Arsenie Todiraș as the sole original member, accompanied by two dancers. This arrangement indicated ongoing differences among the members about how to manage O-Zone's legacy. Following this, Dan Bălan released "Numa Numa 2" in 2018 independently, while Radu Sîrbu focused on production and family life, showing less interest in touring commitments.