Lady Gaga has revealed that she and Tony Bennett will join the list of performers at the 57th edition of The GRRAMY Awards. Also, Tony and Gaga are nominated for Best Traditional Pop Vocal Album for the number one album 'Cheek To Cheek.' 

Me and @itstonybennett are so excited to announce we will be performing at #TheGrammys this year! Thank you to @TheGRAMMYs and our fans! 🎷🎹
— Lady Gaga (@ladygaga) January 28, 2015

The event will take place Febrary 8, 2015 at 8/7c on CBS. Stay tuned for future information & updates.