An article in the weekend Wall Street Journal about Kenny Loggins made me think of these photos from 1970s concerts
Kenny Loggins, Early 70sLoggins & Messina,  Early 70sLoggins & MessinaLeon Russell, c. 70sLeon Russell c. 70sLeon RussellCharlie DanielsRusty Young of PocoPaul Cotton of PocoTimothy B. Schmidt of PocoRy Cooder