Superbowl Superbowl

Kickoff approaches for two of the National Football League's most storied franchises — the Pittsburgh Steelers and Green Bay Packers — in Super Bowl XLV.

The game — TV's most-watched event — is being broadcast live Sunday from Cowboys Stadium in Arlington, Texas.

Lea Michele to sing at the Super Bowl

Glee star Lea Michele will sing "America the Beautiful" and Christina Aguilera will perform the national anthem. The Black Eyed Peas have been tapped to headline the halftime show.

A new episode of Glee will air after the Super Bowl.

Super Bowl XLV kicks off at 6:30 ET/ 3:30 PT on Fox after six-plus hours of pregame shows.

Throughout the game, follow on Twitter for live updates — which may range from the sublime to the ridiculous.

Will you watch? Who do you think will win?