Ne-Yo has added an additional date to his forthcoming UK arena tour.

The US R&B star will now play London's O2 Arena on February 27, as well as his previously announced show the night before (26).

Meanwhile, Chipmunk has been announced as the special guest support act.

The tour, in support of Ne-Yo's fourth album 'Libra Scale', also include dates in Glasgow, Birmingham and Newcastle.

Tickets are on sale now.

Ne-Yo's 2011 UK tour dates are:

• Glasgow, SECC - February 22
• Liverpool, Arena – 23
• Manchester, MEN – 25
• London, 02 Arena – 26/27
• Birmingham, NIA – March 2
• Newcastle, Arena - 3

(by Jason Gregory)