Rihanna Sings Happy Birthday To One Direction's Louis' Girlfriend Eleanor - Video

16 July 2012, 17:54 | Updated: 16 July 2012, 18:00

The 'We Found Love' singer delivers special video message for 'Gotta Be You' star's girlfriend.

Rihanna has delivered the ultimate birthday present to One Direction star Louis Tomlinson's girlfriend – a personalised video message.

The 'Talk That Talk' star recorded a special rendition of 'Happy Birthday' for Eleanor Calder and posted it on Viddy.

In the video, RiRi is seen wearing a white baseball cap and t-shirt, while singing the song complete with the line: "Happy birthday to Eleanor the girlfriend of Louis from One Direction."

Earlier, Louis thanked Rihanna on Twitter for recording the Happy Birthday message for Eleanor and also paid his own special tribute to his girlfriend.

He wrote: "A very happy birthday to my lovely girlfriend @eleanorjcalder . Love you lots and lots ‪#happybirthdayeleanor."

Watch Rihanna singing happy birthday for Louis Tomlinson's girlfriend Eleanor Calder below:

Rihanna is currently on holiday in Sardinia and has been tweeting pictures of her break to her Twitter followers - check them out below.

Meanwhile, One Direction's Liam Payne returned to the UK with his girlfriend Danielle Peazer today (16th July) after spending a few days in Venice together.

One Direction revealed last week that they were preparing the artwork for their much-anticipated second album, which has yet to be given a title of release date.