Subscribers to Disney+ and Hulu in the US are beginning to see Hulu content on their Disney+ apps as Disney prepares to combine the two streaming services into a one-app experience next March. As part of the beta test, viewers who subscribe to both services will see a designated Hulu streaming tile on Disney+, similar to existing tiles for Disney’s Marvel, Star Wars, Pixar and National Geographic brands. Once they click on the tile, subscribers will be able to watch Hulu originals including “Only Murders in the Building,” FX series such as “The Bear” and next-day titles from Disney’s linear TV…