Urgent need to identify this movie!

[Metroplex1978]

I need the EXACT call number, I know it is a series but there are so many, I need the one this movie clip is from.
http://www.kellystube.com/guess-your-families-naked-bodies-1-2of2-76585.html
Thank you.

 

[Electromog]

This one is RCT-409.

 

[Metroplex1978]

Thank you, Electromog