The Bachelor: The Greatest Seasons - Ever!

Reliving the dramatic moments of Sean Lowe's season, including Tierra's explosive fallout with AshLee, the confrontational hometown visit with Desiree and the devastating moment Lindsay realized she would not be getting the proposal she hoped for.

Revisiting moments from Kaitlyn Bristowe's run as the bachelorette; Kaitlyn discusses her experience; DeAnna Pappas Stagliano and Clare Crawley weigh in on Kaitlyn's controversial decisions.

Talking to Ben Higgins and the women who hoped to win his heart -- including Olivia and Amanda -- about their experiences; checking in with Dean and Caelynn.

JoJo shares how she handled the romantic challenge of falling in love with two people; discussing the exploits of Chad; Wells and his fiancee, Sarah Hyland, talk about his rise as a Bachelor Nation favorite; quarantine check-in with Tyler Cameron.

Looking back at the seasons of the first bachelor, Alex Michel, and the first bachelorette, Trista Sutter; Cassie Randolph discusses her recent breakup; fan favorites Demi and Nicole look back at some of show's the biggest fashion faux pas.

Revisiting Brad Womack's experiences as the only man to search for love as the Bachelor twice; Jenni Croft, DeAnna Pappas Stagliano, Emily Maynard, Ashley Hebert Rosenbaum, Michelle Money and Chantal O'Brien talk about their time on the show.

Ali shares a behind-the-scenes look at her days on the show and shares a stunning revelation about one of the men on her season; Chris visits with the men who vied for Ali's heart -- Justin Rego, Chris Lambton, Frank Neuschaefer and Kasey Kahl.

A look back at Jason Mesnick's journey to find love; interviews with Season 13 contestants Melissa Rycroft, Molly Malaney, Jillian Harris and Stephanie Hogan.

A look back at Nick Viall's dramatic search for his soul mate.

A look back at Juan Pablo's controversial season; Chris Harrison visits with Trista Rehn Sutter, Kaitlyn Bristowe, Andi Dorfman, DeAnna Pappas-Stagliano and Becca Kufrin; Clare Crawley discusses her upcoming season of "The Bachelorette."