In 2006, Capristo decided to participate in the German television show "Popstars" on the ProSieben network. At the finale, the audience chose Capristo via televoting to become the final member of the girl band trio Monrose alongside Senna Gammour and Bahar Kızıl. The group's debut single "Shame" peaked at number one on the German singles chart and became one of the best-selling singles of the year, resulting in a sales total of 200,000 copies Europe-wide. The group released their debut album "Temptation" in December 2006, which debuted on the charts at number one and was certified two times platinum by the Media Control Charts in 2007. Since 2006, the girl group released four studio albums, "Temptation", "Strictly Physical", "I Am", and "Ladylike" which entered the charts in the top 10. Their singles "Shame" and "Hot Summer" have charted at number one. Overall, they released eleven singles, which seven of eleven reached the Top 10 in the German Charts. In 2008, they won their first Comet Award for Best Single with "Hot Summer" and in 2009 for Best Band.