Robert Pattinson and Kristen Stewart are obviously not in the mood for some public appearance. So, Robert Pattinson tried his best not to give the news sites and blogs another item to spark the rumors involving him with 'Twilight' co-star Kristen Stewart. After weeks of 'New Moon' showing, Robert Pattinson was spotted by onlookers, enjoying parties without Stewart. The 'No-Kristen Stewart' parties of Robert Pattinson continues?

The latest Robert Pattinson sighting: A private party with singer Katy Perry. Multiple news sources are now buzzing up that Robert Pattinson was spotted partying with Russell Brand's girlfriend in Burbank, California. According to Radar Online's source, Robert and Katy enjoyed the private party and "only had eyes for each other". The said website also added: "Sat face-to-face, touching foreheads and acting very flirty with each other. They (Robert Pattinson and Katy Perry) were both giggling and Katy looked positively giddy!" 

But according to E! Online, Robert Pattinson and Katy Perry DID enjoyed a party for actress Shannon Woodward's big day. But no "intimate Robert and Katy" were mentioned. The report also added that Robert Pattinson smoked cigarettes like a "chimney", LOL! Photo: Fame Pictures

Katy Perry: "I kissed Robert Pattinson, and I liked it. The taste of his Kristen Stewart's cherry chap stick!"