The Bachelorette Colton Underwood: What's 'The Bachelorette' bachelor's big secret?! (SPOILERS) 05/21/2018 Colton Underwood has "a secret in his past" that bothered Becca Kufrin on The Bachelorette, according to show host Chris Harrison. So what is the big secret?! Read More RELATED NEWS 'The Bachelorette' alum Jason Tartick dodges rumors he's dating TikTok star Kat Stickler'The Bachelorette' alum Blake Horstmann and 'Love is Blind' alum Giannina Gibelli welcome baby boy'The Bachelorette' alum Jason Tartick feels "truly euphoric" six months after Kaitlyn Bristowe split TAGS: Bachelor in Paradise The Bachelor The Bachelorette Chrisley Knows Best Tia Booth Savannah Chrisley Seinne Fleming Raven Gates Adam Gottschalk Chris Harrison Becca Kufrin, Kendall Long Caroline Lunny Arie Luyendyk Jr. Bekah Martinez Aly Raisman, Colton Underwood The Bachelorette Ghost