The 'Home' singer's little boy is set to undergo treatment for liver cancer.
Lady Gaga's acoustic masterclass
Watch Gaga's brilliant live performance of 'Edge of Glory' on the Howard Stern show.
'Mother monster' reveals the inspiration behind the song and then gives an incredible heartfelt performance.
It's currently trending on YouTube and has stacked up 200,000 views in a mere 48 hours.
Share it with your friends and let us know what you think of her performance below...
The star headed straight from the jungle to panto...but clearly hadn't had time to learn her lines!