The Queen arrives at a reception for 700 guests at the Royal Academies of Arts, Music, Dance and Dramatic Art.
She's presenting awards to students in front of an array of esteemed British artists such as David Hockney, Dame Judi Dench and Vivienne Westwood.
It's being held against the backdrop of the Royal Academy Summer Exhibition, which opens to the public on June 4.
Bono, Joan Collins and Sir Paul McCartney led the praise for the Queen as she attended the celebrations.
Hundreds of celebrities from the worlds of music, dance and art paid tribute to the Queen.
Sir Paul declared that he was a "huge fan" of the Queen.
Irish musician Bono made a room full of celebrities cheer when he praised the Queen for her trip to Ireland last year.
An investigation has been launched into how unpaid workers bussed into London for the Diamond Jubilee celebrations were left stranded.
The Archbishop of Canterbury Rowan Williams spoke of the Queen's lifelong dedication to her people, her country and the commonwealth.
The Queen has a packed schedule on the final - and climactic - day of the Diamond Jubilee weekend.