"Worked on the sketch I'm doing for Sesame Street next month. They've let me write a song. I can't give too much away but I'm singing to Elmo. Can't believe my luck. Being paid to go to New York to sing to a furry little blue thing. As I've said before, all my little friends are freaks." Ricky Gervais blogs about his forthcoming appearance on kids' TV show SESAME STREET.