Disney surprises the D23 audience with one of the biggest A-list actors in the WORLD to begin the show

Disney: (a) it ACTS - it is the company hosting the D23 event and Disneyland, which are visible and central to the video's context. Removing Disney would fundamentally change the video's subject. D23: (a) it ACTS - it is the name of the event being held, which is the central subject of the video. Removing D23 would make the video's context unclear. Disneyland: (a) it ACTS - it is a location associated with the event, central to the video's context. Removing Disneyland would alter the context. Anne Hathaway: (a) she ACTS - she is a performer and presenter at the event, central to the video's narrative. Removing her would change the video's content. Princess Diaries: (a) it APPEARS - it is a movie title mentioned by the creator, but not directly acted upon or demonstrated in the video. Removing it would not change what happens in the video.