Megan Fox is on a roll this year with her Halloween costumes . The "Good Mourning" actress is making the most of spooky season, stepping out in a plunging latex dress to the Casamigos Halloween party for an epic Pam Anderson and Tommy Lee costume . She paired her two-tone dress with 6-inch platform PVC heels, while her husband-to-be Machine Gun Kelly (MGK) complemented her in a white tank top and arms covered in tattoos. But her latest outfit for All Hallow's Eve is proving to be even more memorable. Fox posed on Instagram dressed as a worshipper, with Machine Gun Kelly channeling a Catholic priest; their caption read "On Sundays we take communion 🙏🏻📿." For her festive outfit, the 36-year-old star chose a black PVC bra with a halter neckline and a dramatic chest cutout. She layered a matching thong under fishnet tights and finished the look with black thigh-high boots. Fox draped a cape over her shoulder and affixed a leash to the bodice of her lingerie...