was released as a single for the United States in 2008, and remix versions were made with American rappers Soulja Boy Tell 'Em and Pitbull. Upon re-release, Swing reached number forty-five on the US Billboard Hot 100, re-entered the New Zealand singles charts peaking at number twenty-three. By the end of January 2009, the song had sold over 1.5 million units in the United States alone. Because of this; Swing was certified as a platinum single in the United States. In February 2009, Savage released Savage Island, the second studio album of his solo career. The release became his second consecutive top-ten entry on the New Zealand album chart debuting at number nine. The album included Moonshine from the previous album as well as a remix version of the New Zealand number-one hit Not Many. The release also featured two new singles Wild Out (Chooo Hooo) and Hot Like Fire. These songs became New Zealand singles chart hits with the former becoming Savage's fourth top-ten peaking song in the national chart. Savage appeared in an issue of Source Magazine to discuss the lyrical meanings behind the tracks of Savage Island the following month. In October, Savage performed the Savage Island album track I Love The Islands, to raise funds for the Samoan tsunami relief effort. In December, the video for Wild Out (Chooo Hooo) was named as one of the five most-watched YouTube music videos in New Zealand. Battle of the Century era (2010–2012) In 2010, Savage featured in "Battle of the Century", a nationwide tour across New Zealand alongside internationally successful New Zealand rapper Scribe. The same year, the Presents... The Tribal Council album was released. In 2012, Savage featured on the Jade Louise single "Vibrations" which was the theme song for the television series The GC. Collaboration era (2013–present) In 2013, "Swing" was remixed by Australian producer Joel Fletcher. The song peaked at number 2 on the ARIA Singles Chart and has been certified quadruple platinum by the Australian Recording Industry Association (ARIA) for shipments exceeding 280,000 copies. In 2014, Savage added vocals to Timmy Trumpet's song "Freaks". The song peaked at number one in New Zealand and was certified 2× Platinum by Recorded Music NZ. In Australia, it peaked at number 3 and was certified 5× Platinum by ARIA. It also reached the top five in Finland and won "Highest Selling Single" at the 2015 New Zealand