Dads. They get some pretty funny ideas about style. Like that wearing Hawaiian shirts is acceptable year-round. Or that socks with sandals is a totally cool look. But, though they may not be the most obvious style icons in our life, they’ve certainly passed down their own brand of sartorial wisdom–for better or worse. So, in honor of Father’s Day, we asked our favorite fashion and celebrity friends–from Leandra Medine and Olivia Palermo to Wyclef Jean and Richard Chai–to share the most memorable style advice they ever got from their dad.