O-Town's Jacob Underwood told "20/20" that although Pearlman did not have a big part of the contract, he had "ownership of our name that he would hold over" the band.  Jacob Underwood on how Lou Pearlman controlled O-Town: 'It makes working impossible'.

Tune in September 5 at 11:35 p.m. CDT to see special celebrity guests O-Town on "The Late Late Show with James Corden." The American boy band and MTV's "Making The Band" veterans will talk about their new album, The O.T.W.N Album, along with a performance of their latest hit single "Off."

O-Town, the multi-platinum band formed in 2000 during the first season of MTV's 'Making the Band' reality series, has released their fourth studio album: The O.T.W.N Album. The candid and catchy twelve-song effort was funded by fans through Kickstarter and features songs written exclusively by the four members.

With almost 20 years under their belt, the American boy band O-Town is headed back out on the road for their Pop 2000 Tour hosted by Lance Bass of NSYNC along with new music coming this summer. O-Town will be performing at Orange County Fair in Middletown, NY on Sunday, July 21.

The nostalgic American boy band O-Town is back at it with their Pop 2000 Tour hosted by Lance Bass of NSYNC. The group, which originally formed in 2000 on the first season of MTV's "Making The Band," will share the stage with pop sensations Aaron Carter, Ryan Cabrera and Tyler Hilton as they jam to Y2K pop hits.