Without seeing the video you are referencing, it is a hard question to answer: Chinook, H-60, Huey or this thing:
Then: forward air speed or a hover drop...all helos like to drop with forward air speed above translational lift or close to it...meaning the ability to fly one one engine after the jettison.
This video is excellent:
You can see the pilots want forward airspeed and then an escape path should something go wrong.
I would enjoy seeing the commercial...I tried to find it.