I feel more confident if my makeup looks good.
I think, it is a challenge to get critics or whoever to see past what you wear and makeup and the way you look and just concentrate on the music.
After shows my face feels dirty with makeup and sweat, especially in the smaller venues, so it feels good to get back to the bus and smooth it away. Sometimes you need something alcohol-based, especially on tour when you don't always get a chance to keep washing your face all the time.