Instrumental Duet,Piano C Instrument - Level 2 - Digital Download SKU: A0.880894 By David Guetta Featuring Sia. By David Guetta, Giorgio Tuinfort, Nick Van De Wall, and Sia. Arranged by Marco Polo C. Ignacio. Pop. Lead Sheet / Fake Book. 2 pages. MARCO POLO IGNACIO #6224071. Published by MARCO POLO IGNACIO (A0.880894). Titanium is a song by French DJ and music producer David Guetta, featuring vocals by Australian recording artist Sia. Taken from Guetta's fifth studio album, Nothing but the Beat, the song was written by Sia, David Guetta, Giorgio Tuinfort and Afrojack. Production was also handled by Guetta, Tuinfort and Afrojack. Titanium was initially released for digital download on 8 August 2011, as the first of four promotional singles from the album. It was later released as the album's fourth single in December 2011. .