And it involves Glee!!!
Watch (above) to get the scoop and then help us share the exciting news!!!!
Lady GaGa looked absolutely gorgeous outside of Chateau Marmont on Thursday.
Before heading to Jimmy Kimmel, GaGa worked the driveway in a black plunging neckline dress and long blonde wig.
Eat your heart out Morticia Addams!
[Image via WENN.]