Crossword puzzle clue "open back footwear"

Open-back footwear

Back-to-back French Open winner of the 1980s

Branded footwear with open backs

Open footwear

"Push 'em back! Push 'em back! Way back!"?

Instrument often used in a flashback...back...back...back... *camera pans up everything goes blurry

Back-to-back-to-back championships

Rare occurrence at the U.S. Open on Father's Day that's a common occurrence at the U.S. Open on Labor Day