The concert will be hosted for the fourth time by Sheridan Smith, who will be joined by comedians Alan Davies and Jenny Eclair. West End legend (and previous winner) Michael Ball will also be on hand to speak on behalf of this year's adopted charity, Stage One.
For the first time acceptance speeches and press room interviews will be streamed live from 7pm thanks to our video partner Kinura. To watch the live stream tune in at www.whatsonstage.com/awards and be the first to find out all of our winners.
Below is a selection of arrivals photographs from our photographer Dan Wooller - the gallery will be updated with pictures throughout the night.
Please note: This page will update throughout the evening as more photos are added.
TO SCROLL THROUGH ALL OF THE AWARDS ARRIVALS PHOTOS,
JUST CLICK ON THE "NEXT >" LINKS BELOW THE FOLLOWING FRAME.
PHOTOS BY DAN WOOLLER FOR WHATSONSTAGE.COM.