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Joe Jonas first rose to fame as a member of the pop-rock band Jonas Brothers, who made their debut in 2006. The group signed with Hollywood Records in 2007, and released their multi-platinum second studio album that same year. The band became a teen sensation, having a large teenage fan-base and receiving much media attention focused on their personal lives. The brothers participated in many projects with the Disney Channel, including a number of television shows and television films. Jonas had his first solo release with the song "This Is Me" (2008) alongside Demi Lovato. The duet entered the top ten of the Billboard Hot 100 chart and sold over 900,000 copies in the United States alone. He would later collaborate with Lovato again for various Disney projects, as well as the songs "Make a Wave" (2010) and "Wouldn't Change a Thing" (2010). Jonas and Lovato began a romantic relationship, though broke up in 2010. Even though they split, the two continued to tour together until Lovato left due to personal struggles with substance abuse and self-harm. Despite their breakup, Jonas remained supportive of Lovato throughout her stay in rehab. Jonas began dating actress Ashley Greene during the tour, whom he dated throughout the recording process of Fastlife.