In the clip shared Wednesday (March 5), Gaga — looking low-key in a black baseball cap and T-shirt — sits at a piano in the SNL break room and openly sings observations about the comedians who filter in and out. “Andrew Dismukes is ordering a breakfast sandwich at 2 p.m.,” she croons, playing some jazzy chords.

Only Lady Gaga could belt a lyric like “She has bedbugs!” with such drama and conviction. In this week’s promo for Saturday Night Live, a bespectacled, dressed down Gaga – who will be both host and musical guest on Saturday – sits at a piano in the SNL offices,

So to prepare, she stopped by the 30 Rock offices to share her creative process with the cast. In a new promo out Wednesday, the "Abracadabra" singer sings what she sees (à la Randy Newman in "Family Guy") as comedians Andrew Dismukes,