Floating Pool Chairs Anyone Know The Singer On An Album Cover Who Is Underwater Waring Sunglasses?

Anyone know the singer on an album cover who is underwater waring sunglasses? - floating pool chairs

This is an old album of 70 or 80 I think the name should thus cover.He album artis.He under water in a swimming pool, long hair and sunglasses.He looking you.There is a small patio set (table and chair) and food and things floating behind him. Can you help me by name.