Fire at Park Lane Hilton

2 July 2011, 13:13 | Updated: 2 July 2011, 13:18

1,500 hotel guests had to be evacuated on Friday night.

An investigation's underway into how a fire started that led to 1,500 people being evacuated from the Hilton Hotel on Park Lane last night.

It took more than seven hours to extinguish the flames at the 28-floor building which overlooks Hyde Park.

Celebrities including Annie Lennox and Liza Minnelli were reportedly among the guests forced to leave.