Terry Richardson

TMZ has obtained the Lady Gaga music video that was SCRAPPED ... reportedly because she feared blow back since her co-star was once on trial for kiddie porn and her director is in a swirl of controversy over allegedly sexually assaulting or harassing his models.

Kate Upton has a brand new dance ... it's called the Cat Daddy ... it involves A LOT of bouncing ... and it is clearly best performed in a microscopic red bikini.