We've been waiting for this one! 

Adam Lambert showcases his masterful pipes on this cover of Lady Gaga's "Marry The Night"!!

Listen here! (Sorry we weren't able to embed it for you!)

Look for Adam's cover on Glee's Nov. 7 episode "A Katy Or A Gaga"!  Guess we know which team Adam's on...

What do you think of Adam's rendition of "Marry The Night," Instincters? Does it hold a candle to Mother Monster's?