Say what you want about her authenticity (whatever that means), her name, her lips, or how, by her own admission, her “pussy tastes like Pepsi,” this is a soulful and suitably respectful bow before the altar of one of the greatest songwriters of the 20th Century. For the record, that was Janis Joplin “giving [him] head in an unmade bed while the limousines wait in the street.”