The search for typically points to a modern internet hoax or a mislabeled video, as there is no historical record of a film by that name or a functional "mp4" format in the 19th century. In 1877, the very concept of "cinema" was in its experimental infancy. The Historical Reality of 1877
While the title "Sexy Girl (1877)" suggests a cinematic work, motion picture technology was purely scientific and mechanical at that time: Sexy Girl (1877) mp4
: The .mp4 file format was developed in the late 1990s. Any "1877" file found today is a modern digital upload, even if it claims to be a restoration. The search for typically points to a modern
: The first recognized motion picture, the Roundhay Garden Scene , was not filmed until 1888 . Any "1877" file found today is a modern
: Serpentine Dance , one of the first films to feature a female performer and hand-tinted color.
What were early films like? At first, films were very short, sometimes only a few minutes or less. They were shown at fairgrounds, National Science and Media Museum History of film - Britannica