I personally have no experience in promoting Celebrity Sex Tapes so here's my list of sponsors with Celebrity sites, you may try some of them if you wish:
Elite Dollars - Banned Celebs, Gogo Celeb, Celeb DeFamer
Traffic Cash Gold - Roger Celeb, Secret Celeb, True Celebs & True Male Celebs
Flash Cash - Mr.Skin, Nitro Celebs
Archive Cash - Celebrity Mixup, Real Celeb Hunters
Serious Partners - Celebs Video Archive
BOS Bucks - Beyond Celebs
XPays- Hotel Heiress, etc...