Has Rob Pattinson really proposed to Twilight co-star Kirsten Stewart?

Yes says Britain's News of the World which report the actress said: "He asked me to marry him. As a joke, though. Well, at least I think so."

Stewart admitted that Patterson has won her heart.

Speaking about why she is attracted to Pattinson, she said: "I love Rob because he always wants to be the best."

"He's tall, looks like he's thinking all the time and is incredibly funny."

"Every time he looks into a mirror he sees something wrong with his hair."

"I love the way he sings, it breaks my heart. Rob's also a very bad liar, he just can't do it.