RiRi unexpectedly joins Jay-Z for 'Run This Town' duet

The 42-year-old rapper opened his set with a blistering performance of the song then was joined by his protege.u00a0In short black shorts, a bra top, trainers and a black top, the 24-year-old singer was effortlessly cool as she confidently shared the stage with the hip hop artist.

Rihanna andu00a0u00a0Jay-Z

Despite the poor weather and darkness around, the ‘Umbrella' singer showed off her superstar credentials in a pair of goggle like shades.u00a0The rap star wore camouflage jacket with dark trousers as he powered through his set watched by proud wife Beyonce Knowles.

M.I.A. then joined Jay-Z for ‘Paper Planes' but after her microphone failed the pair performed another song ‘Bad Girls' to the delight of the crowd.u00a0Jay-Z also performed his past hits like' 99 Problems', ‘Bonnie and Clyde' and ‘Girls, Girls, Girls'.u00a0