Answer
Haku, real name Tonga Fifita, captured his lone WWF World Tag Team Championship in 1989. He teamed with André the Giant to defeat Demolition (Ax and Smash) on the March 15 episode of WWF Superstars. Their reign lasted until August 28, when they were defeated by The Brain Busters (Arn Anderson and Bobby Eaton) at SummerSlam.