Ronan Keating to visit Fame Academy

Ronan Keating is this week's celebrity guest at the Fame Academy.

The Irish star will be taking a master class at the London school on Thursday, as well as performing a duet with Sinead.

The contestants have been spending the day visiting patients at the Royal Free Hospital in nearby Hampstead, London.

In Friday's live showdown, Lemar and David will be teaming up to sing Stevie Wonder classic As, while Sinead and Ainslie will duet on the 60s Stones classic Satisfaction.