Listen to It's Only Us (Originally Performed by Robbie Williams) [Instrumental Version] online. It's Only Us (Originally Performed by Robbie Williams) [Instrumental Version] is an English language song and is sung by Karaoke Collective. It's Only Us (Originally Performed by Robbie Williams) [Instrumental Version], from the album A-Z of Karaoke - Songs That Start with "I" (Instrumental Version), was released in the year 2013. The duration of the song is 2:47. Download English songs online from JioSaavn.