http://www.ApogeeRockets.com - This video explains how to attach a key-chain video camera to the side of your model rocket. We recommend a camera hood to smooth the airflow around the camera to keep it from being buffeted and torn loose from the rocket. You'll find the camera fairing on the Apogee components web site.
U-838 HD Video Camera:
https://www.apogeerockets.com/Electronics-Payloads/Cameras/U-838-HD-Video-Camera
2.6 Diameter Camera Hood:
https://www.apogeerockets.com/Building-Supplies/Wraps/Camera-Hook-for-2-6in-Dia-Tubes