Glee has been renewed for a second season. With all the award show love, that's not a big surprise but it's nice to hear. The show is also getting some very interesting guest stars for its second season, including Olivia Newton John. Here's the scoop from Zap2it about Olvia and Jane Lynch's exciting production number:
"Grease" sweetheart Olivia Newton-Johnson is track-suiting up with Jane Lynch on "Glee" this spring.
Ryan Murphy tells ET Online that Olivia Newton-John is making a guest appearance on "Glee" once the show returns in April.
There is no word yet on what her specific role will be, but Murphy says Olivia will be singing her 1981 hit "Physical" with Jane Lynch's Sue Sylvester.
Jane Lynch has been lobbying for a song and dance number and she finally got it. We just love Jane Lynch -- she's a scream.
Glee has been 
