Practice is everything. The more you draw sketches more progress you get. When I graduated from the art academy, we went to a museum and copy famous artists to understand their lines, shapes, and composition. Later you will understand how to progress and build your style. You can find some youtube videos or courses, but I suggest the SketchAR app where you can try to draw from scratch and your artistic skills... Source: almost 3 years ago

Dubsmash is a viral video messaging app that lets its users create and share their rich media content. With Dubsmash, users can choose an audio recording or soundbite from movies, shows, music, and internet trends and record a video of themselves dubbing over that piece of audio. Source: about 3 years ago