I love singing in the bathroom
Bathroom singing
Bathroom singing, also known as singing in the bathroom, singing in the bath, or singing in the shower, is a widespread phenomenon. 
Many people sing in the bathroom because the hard wall surfaces, often tiles or wooden panels, and lack of soft furnishings, create an aurally pleasing acoustic environment. The multiple reflections from walls enrich the sound of one's voice. Small dimensions and hard surfaces of a typical bathroom produce various kinds of standing waves, reverberation and echoes, giving the voice "fullness
hour in the bathroom walked out looking like a model." Grande later appears singing her first verse: "Boy you make me feel lucky/ Finally the stars align/ Never has it been so easy, tell me you love/ And to give you this heart of mine."
Its lyrics find Grande affirming that she will always being there for her love interest. Sean agree, reaffirming that he will be there for her too as Lucas Villa from AXS perceived. However, some critics noted sexual suggestions in Sean's verses.