Gerard Butler pretends to not know Brandi Glanville despite 'Real Housewives …

TMZ recently asked Gerard Butler whether he really did have a mind-blowing week of sex with Brandi Glanville — she really did rate their love-making an "11!" out of 10 — like the Real Housewives of Beverly Hills star claims. His response?

Reality star Brandi Glanville recently appeared on Watch What Happens Live where she revealed that she once had sex for an entire week with Gerard Butler last.

Glanville reveals. "For two years he's like, 'Will you marry me?' All right, finally, [while in Vegas] he was like, 'Will you marry me? Let's just do it! I was like, "All right.'" So, they hot-footed it over to one of Sin City's many wedding chapels,

(Brandi even rated Gerard an eleven on a scale of one to ten during an interview on Bravo's "Watch What Happens Live.") When reporters asked the movie star about Brandi's revealing interview, he simply replied "Who is Brandi Glanville?" Ouch!

While most modest women keep quiet following a raunchy encounter under the sheets, Brandi Glanville is boasting about her bedroom antics with hunky Scottish actor Gerard Butler, and gives him top marks for his skills in the