<p><br /> Russell Brand has been gazumped by his new wife Katy Perry's gran as her plus one at this weekend's Grammy Awards.<br /> </p><p><br /> "My grandma who is 90 years old, she is coming with me and she is going to be my date on the red carpet because I figured if I don't win any Grammys, I still get to go home with my granny," the singer said.<br /> </p><p><br /> Twenty-six-year-old Katy is nominated for four Grammys and will perform a medley of songs from her album, Teenage Dream, when the ceremony takes place on February 13.<br /> </p><p><br /> The I Kissed A Girl singer has been chatting at the launch of her new perfume, Purr, in Mexico City.<br /> </p><p><br /> "I really wanted to give my own opinion in the perfume world because I saw a lot of my own peers doing that and just like my music, I never gave up in trying to be in the music world because I felt no one was doing exactly what I was doing.<br /> </p><p><br /> "No one was bringing my opinion or my perspective and I felt the same way with Purr."<br /> </p>
