Watch TNA One Night Only: Knockouts Knockdown 4 Full Movie Free Online 123Movies. TNA held a series of matches featuring various 8 TNA Knockouts and 8 indie women. The winner of these matches would advance farther in Knockouts Gauntlet match to crown the "Queen of the Knockouts". It took place on March 17, 2016, from Universal Studios in Orlando, Florida, and it is set to air on ppv on April 22, 2016.