The Queen held an Investiture at Buckingham Palace. She also received the Governor of Victoria for a private audience.
BBC article and video.
Why yes, that is Benedict Cumberbatch picking up his CBE from a Frosted Sunflower-bedecked Queen. Video of the ceremony below, and his remarks outside can be found in the link above for you interested parties:
The Queen wore the same thing for her audience today, click here for those pictures.
Photos:5 News screencap