Photoshopping a Picture of Face Onto Short Video

1 Minute video of a girl going down a waterslide. I need someone to photoshop the head of my brother onto the girl in the video's face. Make it look like my brother is the girl in the video. I want different facial expressions throughout the video. I expect this video within 4 hours max it is not complicated photoshop and video editing. Below is the pictures used for this project along with the video. if you read the insturctions and can do the procedures below please add "I can perfectly photoshop your brothers face onto the girls body in the video" So I know you actually went through this proposal. If you cannot do in under 4 hours please do not propose. . Face Instructions: Face 1: Will Be first face and goes with the video until the video has the mini pause where the narrator talks a little Face 2: During the mini pause have this face shown Face 3: After the mini pause in the video switch to this face while the girls body goes down the slide Face 4: use this face while the girls body leaves and jumps off the slide until the body hits the water (make sure this face rotates to align with the body because when the body jumps off the slide, the body turns around and changes angle a few times)