Florence Welch of Florence and the Machine is set to perform at this year's Academy Awards.

The singer is set to appear with AR Rahman to sing 'If I Rise' from the Oscar nominated 127 Hours. The track, originally sung by Dido, has been nominated in the Best Song category.

It is also expected that Gwyneth Paltrow will perform at the ceremony.

To hear the original version of the song, watch the video below.