Taylor Swift's Red is on course to overtake One Direction's Up All Night next week to become the second biggest-selling album of the year in the US.

British acts currently have one and two on the year-to-date rankings with Adele's 21 - 2011's top seller - having shifted a further 4.1 million copies in 2011, according to Nielsen SoundScan, and Up All Night on 1.3 million.

However, based on just its first-week sales of 1.2 million Swift's album is already in ...