Megan Fox has filmed her cameo along with Lost actor Dominic Monaghan for Eminem and Rihanna's duet 'Love The Way You Lie'.

The couple shot their scenes for the video yesterday. According to reports, the couple shoot sexy scenes while RiRi and Eminem burn the house down.

An insider told E! Online: “Things start off with a sex scene between Megan and Dominic, Then they fight but end up having sex again.”

Who can't wait to see this video!? It's gonna be hot!!!

Megan Fox and Rihanna are just a couple of stars who have been caught revealing their underwear - check these out...