You almost need a scorecard to keep up with the musical Cowsill family.
The Cowsills – with three of the original seven siblings – are playing at Jazz Fest in New Orleans this April. They’re best known for their late ’60s hits ”Hair,” ”Love American Style” and ”The Rain, The Park & Other Things.”
A fourth sibling, John Cowsill, has been The Beach Boys’ drummer for the last 20 years or so.
”I have a…
