Overview:Season 12 begins with JoJo Fletcher getting advice from former Bachelorettes Kaitlyn Bristowe, Desiree Hartsock Siegfried and Ali Fedotowsky before welcoming 26 bachelors to the mansion. One gentleman tries to charm JoJo with a song he wrote for her, while a DJ brings R&B group All-4-One to serenade her. One shy guy shows off his Scottish heritage by wearing a kilt; and one man attempts to stand out by riding in on a unicorn.