Ryan Phillippe Amanda Seyfried couple

We told you they were still a couple!

Despite various reports of Ryan Phillippe and Rihanna hooking up, Amanda Seyfried told X17online that those rumors are "so f**king not true" and that what we all read is "false." And now here's the happy couple together again at the Chateau Marmont on Sunset last night for yet another pre-Oscar par-tay...

Paris Hilton Nicky Hilton dress black pink shrug fur sisters

Hayden Panettiere coat creme beige earrings heels paparazzi autographs

Who else was in attendance? More like, who wasn't! The star studded affair included Paris Hilton - who told E! Thursday night that Brooke Mueller said she and Charlie Sheen were "best friends" until "something changed" just recently - and sister Nicky Hilton, Russell Brand, Hayden Panettiere, Vanessa Hudgens, and Alexander Skarsgard. And that's just to name a few!

Take a look inside our MONSTER gallery below to see all the celebs out celebrating the eve before the Academy Awards.